Answers
A dihybrid cross tracks two traits. Both parents are heterozygous, and one allele for each trait exhibits complete dominance. This means that the classic Mendelian ratio for a dihybrid cross in which the alleles of two different genes assort independently into gametes is
Answer:9:3:3:1
Related Questions
A
В
с
Which container has the least concentration of solutes?
O A
OB
О с
OD
Answers
Answer:
c
Explanation:
its c i took the test
Food poisoning is typically the result of which type of pathogen, which can usually be treated with antibiotics?
Virus
Parasite
Fungi
Bacteria
Answers
Answer:
Bacteria
Explanation:
There are four general types of pathogens. Bacteria, such as E. coli are living things that grown on protein-rich sources such as foods. They can be killed with high heat, or treated with antibiotics Viruses are non-living and cannot be treated with antibiotics. Fungi have their own cell membranes and organelles, which makes antibiotics harder to use. Parasites are living organisms that live and feed off of their host.
Which animal is the least related to the others?
Answers
Answer:
Blue whale
Explanation:
Answer:d
Explanation:
Some dog breeds have a limited sense of smell this creates a need for an adaptation that gives them what other characteristics
Answers
Which is NOT a benefit of xenophyophores in a habitat?
1 They maintain benthic biodiversity.
2 They increase populations of isopods, mollusks, and crustaceans.
3 They churn up sediments that build up on the ocean floor.
4 They convert salt and iron into energy and nutrients.
Answers
The correct answer is 4. They convert salt and iron into energy and nutrients.
Explanation
Xenophiophores are large single-celled organisms generally found deep in the deep sea. They are characterized by being very delicate organisms, which makes it difficult for scientists who intend to study them since they are easily damaged by manipulation. However, in the studies that have been carried out on these organisms, it has been found that they are irreplaceable agents in the sediment deposition process and the maintenance of the biological diversity of benthic organisms. Also, it has been shown that in the areas where these organisms are found there are three to four times more benthic crustaceans, echinoderms, and mollusks than the equivalent areas not inhabited by these organisms. On the other hand, none of these studies has proven that They convert salt and iron into energy and nutrients. Therefore, the correct answer is 4. They convert salt and iron into energy and nutrients.
what does the number of protons in an atom determine about the atom?
Answers
definition of human rights
Answers
Why do teens tend to make riskier decisions than adults?
Answers
Brain Development: The brain undergoes extensive development and reorganization during adolescence, particularly in the prefrontal cortex, which is responsible for decision-making, impulse control, and weighing consequences. This region develops at a slower pace compared to the reward-seeking regions of the brain, such as the limbic system. As a result, teenagers may be more driven by immediate rewards and less inclined to consider long-term consequences.
Sensation Seeking: Adolescence is characterized by heightened sensation seeking and a desire for novel and exciting experiences. Teenagers often seek out new sensations and engage in risk-taking behaviors as a way to explore their own identity, gain independence, and test boundaries. The pursuit of thrills and excitement can overshadow the potential risks involved.
Social Influence: Peer influence plays a significant role during adolescence. Teenagers are highly attuned to social acceptance and approval, and they may engage in riskier behaviors to fit in, gain peer recognition, or conform to social norms within their peer group. The desire for social status and acceptance can override concerns about potential negative outcomes.
Incomplete Experience and Judgment: Compared to adults, teenagers have less life experience and exposure to various situations, making it more challenging for them to accurately assess risks and make informed decisions. They may lack the cognitive tools and judgment skills to fully evaluate the potential consequences of their actions.
Emotional Intensity: Adolescence is a time of heightened emotional intensity, with teenagers experiencing intense emotions and seeking ways to regulate them. Risk-taking behaviors can serve as a means to cope with or regulate these emotions, providing temporary excitement, distraction, or a sense of control
What distinguishes an amniotic egg from eggs laid by other animals, including fishes, amphibians, and invertebrates?
Answers
Answer: Structure
Explanation: Im pretty sure that the eggs from different living organisms may have different structures and features to it. Ofc there would be similarities but also differences in growth etc.
Is this true/correct This is my list of all human related causes for deforestation
Answers
The causes for deforestation due to human activity can vary between ecosystems and regions, nonetheless in the present case we have a list with key points applicable to many ecosystems, if we analyze carefully we can see that road-building and infrastructure development can be a bit redundant and oil extraction apply only to palm oil and tropical forests, however, we can say that this list is true/correct.
How would you explain the key concepts for the CWA in less than two minutes?
Answers
Answer:
Explanation:
vPoint Source - a source of water discharged to surface water through a discrete point - generally through a pipe, ditch, or channel.
Nonpoint Source - Nonpoint sources, such as parking lots or athletic fields, discharge runoff water to groundwater or surface water; runoff does not come from a pipe, ditch, or channel. These sources may contain pollutants such as pesticides, motor oil, and soaps.
Navigable Waters of the United States For the purposes of the Clean Water Act, the term "navigable waters" includes:
all waters used in commerce, including groundwater;
all interstate waters including wetlands, mudflats, and sand-flats; and
all other waters such as lakes, rivers, streams, wetlands and sloughs.
EPA policy states, "The majority of facilities in the U.S. have the potential to discharge to navigable waters." The Supreme Court decision in (2006) requires the Army Corps of Engineers and the EPA to determine whether there is a "significant nexus" between a navigable waterway and an area a spill might affect. In June of 2007, EPA and the Army Corps of Engineers released provisional interpretive guidance regarding the "significant nexus” question. According to this guidance, the agencies will assert jurisdiction over traditional navigable waters, wetlands adjacent thereto, and relatively permanent tributaries thereof. The agencies will generally not assert jurisdiction over swales and ditches that lack routine water flow. Finally, the agencies will apply the "significant nexus" requirement and make a case-by-case, fact-specific analysis on impermanent tributaries and other wetlands.
Additional executive orders were issued 2015 in 2019. Under the 2019 proposal, traditional navigable waters, tributaries to those waters, certain ditches, certain lakes and ponds, impoundments of jurisdictional waters, and wetlands adjacent to jurisdictional waters would be federally regulated. It also details what are not "waters of the United States," such as features that only contain water during or in response to rainfall (e.g., ephemeral features); groundwater; many ditches, including most roadside or farm ditches; prior converted cropland; stormwater control features; and waste treatment systems.
Could the requirement for one or more NPDES Discharge Permit apply to my campus?
If your campus discharges pollutants directly to navigable waters of the United States through a point source, you must obtain an NPDES permit or redirect the flow of the waste.
Stormwater releases from certain activities require an NPDES permit. The most common activities on college campuses requiring NPDES permits for stormwater are construction activities disturbing more than 1 acre, hazardous waste storage areas operating under the Resource Conservation and Recovery Act permit system, steam-generating power plants, and airports. See Stormwater section below.
Regulations issued by local water authorities, or Publicly Owned Treatment Works (POTWs), not NPDES permits, govern discharges into sanitary sewer systems. See Sewer Use (POTW) section below for more information about requirements for using POTWs for commercial or industrial waste disposal.
What do I have to do related to NPDES Discharge Permits?
Determine where wastewater flows from buildings and processes on your campus. Any industrial or commercial operation (e.g., ice rink melt pits, floor drains, and vehicle wash stations) that discharge into a water of the United States may require an NPDES permit. If required, you must obtain such a permit from the appropriate regulatory agency, probably your state environmental agency.
French drains, dry wells, and septic system leach fields are different from point source discharges because they do not immediately affect surface water. Some state and federal environmental agencies manage these systems under the Underground Injection Control program, part of the Safe Drinking Water Act. See Safe Drinking Water Act for more information.
Details of NPDES
Which of these needs to be done by a scientific committee before the drug is made available to the general public
Answers
The needs which have to be done before the drug is made available to the general public is to ensure it is effective and safe for use by individuals which is therefore denoted as option B.
What is a Drug?This is also known as medication and it consists of chemical substances which are used to treat different types of sickness or illness and an example is Paracetamol which is used to treat fever etc.
There are different types of researches and findings which are done by scientists when a drug is being formulated. This is done so as to maximize its effect and an example is testing its active ingredient so as to determine its efficacy.
Another activity which needs to be done is to test its safety as this helps to ensure that there are no serious side effects or complications arising from the use of the drugs thereby making it the correct choice.
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The options are:
Drying and ColoringSafety and efficacyStorage and packagingMendel found that yellow pea pod color (G) was dominant to green pea pod color (g), and that round seeds (W) were dominant to wrinkled seeds (w) what percentage or each or
the phenotypes below are expected from the following cross? Ggww x ggww
Yellow and round
Yellow and wrinkled
Green and round
Green and wrinkled
A. 0%
B. 25%
C. 33%
50%
D.
E.
66%
F. 75%
G. 100%
Answers
The phenotype of the offspring that will be obtained from the cross of Ggww and ggww will be: Yellow and wrinkled- 50% and green and wrinkled- 50%. The cross is shown in the given image.
The phenotype is the observable trait that are the result of a certain genotype. Phenotypes may be quantitative like height or it may be qualitative like eye or hair color. The phenotype may be entirely due to genes or it may be influenced by environmental factors as well.
A cross can be defined as the breeding between a male and a female parent to obtain their offspring. The motive of performing crosses in genetics is to analyze the genotype and their resulting phenotype. There are various types of crosses like test cross, back cross, reciprocal cross, etc.
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The temperature in Delhi falls to even 5°C in winter and may go up to 45°C
during summer but our body temperature remains at 37°C. How do we make it
possible?
Answers
The way we make it possible is that The human body is able to maintain a constant internal temperature, known as homeostasis, through a number of physiological mechanisms. One of the main ways the body regulates its temperature is through the process of thermoregulation.
What is body temperature about?The hypothalamus, a small region in the brain, acts as the body's thermostat. It continually monitors the body's temperature and sends signals to other parts of the body to make adjustments as needed.
When the body is too warm, the hypothalamus sends signals to the sweat glands to release sweat, which cools the body as it evaporates. It also sends signals to the blood vessels in the skin to dilate, allowing more blood to flow near the surface of the skin, which also helps to dissipate heat.
Thus, When the body is too cold, the hypothalamus sends signals to the muscles to contract, generating heat through the process of muscle metabolism. It also sends signals to the blood vessels in the skin to constrict, reducing blood flow near the surface of the skin and conserving heat.
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Explain the following statement: "Selection occurs within
generations; evolution occurs between generations."
Answers
Answer: Selection occurs within generations; evolution occurs between generations. All four of Darwin's postulates are true for the medium ground finch population on Daphne Major. Darwin's theory therefore predicts a change in the composition of the population from one generation to the next. In biology, evolution is the change in the inherited traits of a population from generation to generation. ... Natural selection is a process that causes heritable traits that are helpful for survival and reproduction to become more common, and harmful traits to become more rare.
Explanation:
Natural selection is the process by which heritable qualities that help with survival and reproduction become more common while harmful traits become rare
Evolution is defined as a change in the heritable traits of biological populations. These traits are the manifestations of genes that are passed down from one generation to the next during reproduction.
Selection occurs inside generations, while evolution occurs between generations. All four of Darwin's postulates are met by the medium ground finch population on Daphne Major. Darwin's theory anticipates a shift in population composition from generation to generation as a result. In biology, evolution is the change in the inherited traits of a population from generation to generation. Natural selection is the process by which heritable qualities that help with survival and reproduction become more common while harmful traits become rare.
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Food grain are stored in the blank for future use
Answers
Food grains are stored in the warehouse or granary for future use to maintain the production and supply of food in the country and it is also considered as a security measure for the farmers and government agencies.
The grain storage system is important to preserve the nutritional value of the food grains and avoid the losses incurred due to pests, rodents, and other natural calamities such as floods and droughts.
Food grains are the essential components of the human diet, and they need to be stored with utmost care and caution. The quality of food grains plays a crucial role in ensuring the food security of the country. The farmers and the government agencies take care of storing the food grains in the warehouses, which are usually built in the proximity of the grain-producing areas. These warehouses should be equipped with the latest technologies and tools to ensure the safe storage of food grains.
The government also provides subsidies and financial support to the farmers to build their warehouses to store the food grains. The food grain storage system is crucial for ensuring the continuous supply of food and for the survival of the farmers, especially in the developing countries.
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Why aren't sex linked genotypes written with just a capital and lowercase letter, like most genetic problems?
Answers
Sex-linked genotypes use different notation due to their unique inheritance pattern on the X and Y chromosomes.
Sex-linked genotypes are written differently because they are inherited through the X and Y chromosomes, which determine an individual's sex.
Standard genetic notation, using capital and lowercase letters, represents dominant and recessive alleles for autosomal genes, which are not sex-determining.
Sex-linked traits, such as colorblindness, are carried on the X chromosome. Males have one X and one Y chromosome, while females have two X chromosomes.
This results in different inheritance patterns for males and females, requiring a distinct notation system to accurately represent sex-linked genotypes.
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Which of the following best describes the flow of energy in the Everglades food web shown below? (4 points) Diagram for an everglades food web. The food web contains the following organisms: American alligator, egret, raccoon, carp, Key deer, insects, Southern leopard frog, mangrove, and sawgrass. Mangrove is at the bottom of the food web, with arrows pointing to Key deer and insects. Sawgrass is also at the bottom of the web, with an arrow pointing to insects. Key deer, insects and Southern leopard frog are on the next level up. The Key deer has an arrow pointing to American alligator. The insects point to egret, carp, and Southern leopard frog. The Southern leopard frog points to the American alligator and the raccoon. The egret, carp and raccoon all points upward toward the American alligator. The carp also points to the egret. The American alligator is at the top of the food web. Mangrove → insects → carp → American alligator; about 90 percent of the energy in one trophic level is transferred to the next trophic level. Sawgrass → insects → Southern leopard frog → raccoon → American alligator; about 10 percent of the energy in one trophic level is transferred to the next trophic level. American alligator → carp → insects → mangrove; about 10 percent of the energy in one trophic level is transferred to the next trophic level. Egret → insects → mangrove → key deer → American alligator; about 90 percent of the energy in one trophic level is transferred to the next trophic level.
Answers
Answer:
Although there is no diagrammatic representation of the food web but the question can be answered based on the provided information. The answer is:
Sawgrass → insects → Southern leopard frog → raccoon → American alligator; about 10 percent of the energy in one trophic level is transferred to the next trophic level.
Explanation:
Food web is an interconnected food chain i.e. a series of food chains clustered together. A food web represents the various ways one organism can feed on another in a cycle. Since a food web consists of many food chains, energy is transferred when one organism feeds on another (flow of energy).
Just like a food chain, a food web begins with a PRODUCER, which is an organism capable of producing its own food via photosynthesis. This is the case of mangrove and sawgrass in this depicted food web as they are both producers and hence, must start the food web i.e. be at the bottom of the food web. Organisms called CONSUMERS feed on producers and one another to obtain energy. Consumers can be primary, secondary or tertiary depending on the organism they feed on. Primary consumers feed directly on producers, secondary consumer on primary and tertiary consumers on secondary, in that order.
This accounts for why the American Alligator is at the top of the food web because it is a tertiary consumer.
However, as organisms feed on one another, only about 10% of the available energy is transferred because most of the energy (about 90%) has been used for metabolic processes and hence, lost as heat.
Therefore, the best description for the flow of energy in the Everglades food web is:
Sawgrass → insects → Southern leopard frog → raccoon → American alligator; about 10 percent of the energy in one trophic level is transferred to the next trophic level.
Sawgrass is the producer and must begin the energy flow, followed by a primary consumer (insect). Feeding continues in that order until the tertiary consumer (American alligator) is reached.
Answer:
b) Mangrove → insects → Southern leopard frog → raccoon → American alligator; about 10 percent of the energy in one trophic level is transferred to the next trophic level.
Explanation:
took test on FLVS
If you have a strand of DNA that reads 3'TACGCGATAGGCAAATT5'. 1. Give the corresponding strand of mRNA 2. Assuming the last condon is a stop codon, will this mRNA strand code correctly for a five amino acid protein
Answers
Answer:
1. 5'AUGCGCUAUCCGUUUAA3'
2. No
Explanation:
1. Considering the base-pairing rule, the substitution of the thymine base in DNA with Uracil base in the corresponding mRNA, and the directionality in DNA/RNA; the corresponding mRNA sequence from the DNA strand 3'TACGCGATAGGCAAATT5' would be: 5'AUGCGCUAUCCGUUUAA3'
2. A codon is made up of 3 nucleotide bases. There are 17 nucleotide bases in the mRNA and if the last codon is a stop codon, it means 14 nucleotide bases would be translated. When 14 is divided by 3, there would be 4 complete codons and 2 nucleotide bases would remain. Hence, the mRNA cannot code correctly for a five amino acid protein.
Answer:
5'AUGCGCUAUCCGUUUAA3'
No, the mRNA strand code will not have a five amino acid protein.
1 Explanation:
Use this formula and it can not be the other way around unless stated:
T translates to A
A translates to U
G translates to C
C translates to G
Because the congruent strand is reciprocal to the mRNA strand, the original 3' - 5' would need to be flipped to 5' - 3'
Thus the answer for 1. is 5'AUGCGCUAUCCGUUUAA3'
2. Explanation:
Let's break the sequence into codons.
AUG - CGC - UAU - CCG - UUU - AA
AUG states for the start point so it doesn't count as a five amino acid protein, thus eliminating it.
CGC - UAU - CCG - UUU - AA
As stated in the question, the last codon is the stop codon, thus eliminating that as well.
CGC - UAU - CCG - UUU
Now the remaining codon would be only 4, not five thus it wouldn't have five amino acid proteins.
Hope this helps!
During the winter season, jet stream winds are likely to move faster.
- True
- False
Answers
Answer:
t i think
Explanation:
Biological definition of csrebrospinal fluid csf
Answers
Answer:
The fluid that flows in and around the hollow spaces of the brain and spinal cord, and between two of the meninges (the thin layers of tissue that cover and protect the brain and spinal cord).
Histoplasmosis is a disease of
Answers
Answer:
Histoplasmosis is an infection caused by a fungus called Histoplasma. The fungus lives in the environment, particularly in soil that contains large amounts of bird or bat droppings.Got it from the internet.
The leafy canopy of a tree slows the impact of raindrops and the root system of a tree absorbs water and holds soil in place. What might be the environmental benefit of these characteristics?
Answers
The environmental benefit of the leaf canopy of a tree slowing down the impact of raindrops and the root system absorbing water and holding soil in place would be that the water erosion of soil would be minimized.
The washing away of topsoil by water is termed water erosion. This event has a number of impacts on the ecosystem, including:
reduced agricultural yieldsdamages to infrastructures such as roadswashing away into nearby water bodies can cause eutrophicationwater quality of nearby water bodies becomes impacted negativelyThe leaf canopies of trees prevent raindrops from having maximum impact on soil structure while the roots of trees absorb water and also holds soil structure together to limit water erosion of the soil. This will in turn prevent negative consequences to the environment.
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In 4 sentencesWhy is it important to appreciate the early discoveries about cells in understanding bodily functions?
Answers
Cells are the basic unit of the body of any organism.
Understanding how they work in various environments help to develope medicines or medical treatments. Knowing the process and how the cells of a determined part of the body work, you can develope medicine that will focus on that part and not have a general effect through all the body.
By knowing their basic needs, you can improve their functions by giving them the nutrients they need, this way, the organism will grow better. For example, if you want that a crop is more effective and the plant produces as much food as possible, knowing what it cells need will help out to improve the production.
Write a summary about bloom syndrome
Answers
A rare, inherited disorder marked by shorter than average height, a narrow face, a red skin rash that occurs on sun-exposed areas of the body, and an increased risk of cancer. The rash usually occurs on the face, arms, and back of the hands.
Mutations in the BLM gene cause Bloom syndrome. The BLM gene provides instructions for making a member of a protein family called RecQ helicases. Helicases are enzymes that attach (bind) to DNA and unwind the two spiral strands (double helix ) of the DNA molecule.
4. Which component of your cardiovascular system moves blood between your lungs and heart?
O A. Hemodynamic circulation
O B. Systemic circulation
O C. Total circulation
O D. Pulmonary circulation
Answers
Answer:
Pulmonary circulation
Explanation:
maybe sorry if it is wrong
How fast are plates moving apart mid ocean ridges
Answers
Answer:
The dates revealed that the Atlantic Ocean was opening by seafloor spreading from the Mid Atlantic Ridge at a rate of about 0.02 meters per year. This means that North America and Europe are moving away from each other at about the rate it takes for your fingernails to grow
Explanation:
What property of the carbon atom makes it unique?
Answers
Answer:
all living organisms are made of carbon.
Explanation:
Onions are monocots with certain parts adapted for storage. From which of the following plant parts is the main storage structure formed?
taproot
herbaceous stem
ovary of flower
leaf sheaths
Answers
Answer: herbaceous stem
Explanation:
The herbaceous stem of onion is edible and it is adapted for storage purpose. It is also called onion bulb. It remains underground and directly obtains nutrients and water from the taproots. The leaf exhibit typical characteristics of monocot plant with parallel venation. The ovary of flower has no role in food storage in plant.
Organic semiconductors are a new technology that scientists are considering for the next generation of solar
panels. Manufacturers want to produce efficient semiconductors at a low cost. Which type of organic
semiconductors would be most desired as a solar panel technology?
Answers
The specific properties of the most desired organic semiconductors for solar panel technology may evolve as advancements are made in the field.
In the context of solar panel technology, the most desired type of organic semiconductors would typically possess the following characteristics:
High Efficiency: The organic semiconductors should have a high power conversion efficiency, meaning they can efficiently convert sunlight into electricity. This is crucial for maximizing the electricity output of solar panels.
Tunable Bandgap: Organic semiconductors with a tunable bandgap would be advantageous. The bandgap determines the range of light wavelengths that can be absorbed by the material. A tunable bandgap allows for optimization to match the solar spectrum, enabling better absorption of sunlight and improved overall efficiency.
Long Operational Lifetime: The organic semiconductors should be stable and exhibit a long operational lifetime. Solar panels are expected to endure outdoor conditions for many years, so the materials used should be resistant to degradation, such as from exposure to UV radiation or moisture.
Scalability and Low Cost: Manufacturers aim to produce organic semiconductors on a large scale at a low cost. Therefore, desirable organic semiconductors should be readily synthesized using cost-effective methods and be compatible with high-volume manufacturing processes.
Environmental Friendliness: Organic semiconductors that are environmentally friendly and have low toxicity are desirable. This is aligned with the goal of sustainable and clean energy technologies.
It is important to note that the field of organic semiconductor research is still evolving, and scientists are continually working to improve the performance and characteristics of these materials.
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