Answer:
hope this helps..
Explanation:
Dependent on the level of comparison four types of homology are defined: ( 1) Iterative ( = serial = homonomy), (2) ontogenetic, (3) di- or polymor- phic, and (4) supraspecific homology. ... Scientists have recently been paying renewed attention to the homology question.
Homology is the study of likeness, the similarity between species that results from inheritance of traits from a common ancestor. The study of similarities is broken up into three main categories: structural, developmental, and molecular homology.
The above figure gives the cost figures for Jones farm which produce es wheat and sells it in the competitive market for wheat. The quantity of wheat produces in the figure is in the thousands of bushels. At the market price of $10 for wheat Jones farm will reduce thousand bushels of wheat in the short run, and make a profit of
The above figure gives the cost figures for Jones Farm which producees wheat and sells it in the competitive market for wheat. The quantity of wheat produces in the figure is in the thousands of bushels.
At the market price of $10 for wheat Jones farm will reduce a thousand bushels of wheat in the short run, Jones farm will produce 4,000 bushels of wheat in the quick run and make earnings of $10,000.
To answer this question, you need to discover the income-maximizing output stage for Jones Farm, that is wherein the marginal revenue (MR) equals the marginal cost (MC). Since the market rate of wheat is $10 and Jones Farm is a fee-taker in an aggressive marketplace, the MR is likewise $10.
Looking at the discerning, you could see that the MC curve intersects the MR line at 4,000 bushels. This manner that Jones Farm will produce 4,000 bushels of wheat in the quick run to maximize its income.
To find the profit, you want to subtract the full value (TC) from the full revenue (TR). The TR is manufactured from the fee and the amount, which is $10 x 4,000 = $40,000.
The TC is given by the TC curve at 4000 bushels, which is $30,000. Therefore, the income is $40,000 - $30,000 = $10,000.
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The above question is;
"The above figure gives the cost figures for Jones farm which produce es wheat and sells it in the competitive market for wheat. The quantity of wheat produces in the figure is in the thousands of bushels. At the market price of $10 for wheat Jones farm will reduce thousand bushels of wheat in the short run, and make a profit of"
1. The mother is really tall (T) and the allele for this particular trait is dominant to the short (t) gene. The fathers phenotype is short (t). What will the genotype and phenotype percentages be for the the F1 generation?
Tt will make up 100% of the genotype, and tall will make up 100% of the phenotype.
The genotype and phenotype ratios for the F1 generation can be determined using a Punnett square.
Let T be the dominant allele for tall and t be the recessive allele for short.
The mother is tall (T) and the allele for this trait is dominant, so her genotype must be TT.
The father is short (t) so his genotype must be tt.
To determine the genotype of the F1 generation, we need to combine the alleles of both parents in a Punnett square:
T T
t Tt Tt
t Tt Tt
From this Punnett square, we can see that all of the F1 generation will have the genotype Tt, meaning they will be heterozygous for the tall trait.
To determine the phenotype of the F1 generation, we need to look at the dominant allele. Since T is dominant, any individual with at least one T allele will be tall. Therefore, all of the F1 generation will be tall in phenotype.
So, the genotype ratio will be 100% Tt, and the phenotype ratio will be 100% tall.
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Consider a mixture of bacterial species from the same genus, such as Staphylococcus. Some members of this genus are harmful pathogens, while others are not. Would a selective medium alone be a good tool to separate the harmful species from the non-harmful species
Answer:
No. There are different types of media that may result useful to separate this species. Moreover, differential media can also be used to differentiate closely related species (e.g., by the change of color in the medium)
Explanation:
A selective media is a type of media capable of selecting for the growth of specific microorganisms while inhibiting the growth of others. For example, if a bacterium is resistant to an antibiotic (e.g., ampicillin), then this compound can be added to the medium in order to select bacteria that are resistant and simultaneously inhibit the growth of susceptible bacteria. Moreover, a differential media is a media that contain chemical indicators that allow certain microorganisms to be visually identified by the appearance of the colony and/or its surrounding media. Differential media have into account certain biochemical characteristics of target microorganisms (e.g., the change of color in the medium which is associated with the ability of the microorganism to ferment sugar molecules).
A mineral used as a building material is?
halite.
sulfur
calcite
platinum
Answer:
Calcite is used in limestone
Explanation:
Which statement best explains what’s happening in the diagram ?
Answer:
D
Explanation:
It is showing the vesicles traveling to the membrane to release materials, hope this helped!
Which are vital signs?
O temperature, respiratory rate, and weight
O muscle mass, height, and weight
Oheart rate, temperature, and height
temperature, respiratory rate, and heart rate
The correct combination of vital signs is temperature, respiratory rate, and heart rate.
Vital signs are key measurements that provide important indicators of a person's physiological status and overall health. They help healthcare professionals assess and monitor a patient's condition. The vital signs typically include temperature, respiratory rate, heart rate, and blood pressure. Among the options provided, the correct combination of vital signs is temperature, respiratory rate, and heart rate.
Temperature is a measure of the body's internal heat. It can be measured orally, rectally, or with the help of infrared thermometers. Deviations from the normal range may indicate fever or hypothermia, which can be indicative of underlying health issues.
The respiratory rate refers to the number of breaths a person takes per minute. It provides insight into lung function and overall respiratory health. Abnormal respiratory rates may suggest respiratory distress or underlying pulmonary conditions.
Heart rate, also known as pulse rate, measures the number of times the heart beats per minute. It reflects cardiac activity and can be assessed by feeling the pulse at various points in the body. Deviations from the normal heart rate can indicate cardiovascular problems or other physiological abnormalities.
Weight, muscle mass, and height are not typically considered vital signs. They are important anthropometric measurements used for assessing overall body composition, growth, and nutritional status. While these measurements are relevant in healthcare, they are not classified as vital signs.
In summary, the vital signs include temperature, respiratory rate, and heart rate. Monitoring these parameters allows healthcare professionals to gain valuable insights into a patient's health status, identify potential issues, and make informed decisions regarding treatment and care.
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Explain some ways that human population impact our ability to fish for food.
One of the ways that human population impact our ability to fish for food is overfishing.
What is over fishing?The demand for seafood rises along with the world population. To fulfill the rising demand, fishing efforts are increased as a result. When fish populations are overfished, their numbers are reduced and their capacity to reproduce and replenish themselves is compromised.
Overfishing endangers the long-term availability of fish as a food source and disturbs marine ecosystems and biodiversity.
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Explain how different links can show a relation between two species. Describe evidence that shows other correlations and causations between the species.
Different links show relationships between two species. In the scientific world, there are three types of links, including mutualism, parasitism, and commensalism.
Mutualism is a relationship in which both species benefit. Parasitism is where one species benefits, and the other is harmed. Commensalism is a relationship in which one species benefits, and the other is not harmed or helped.One example of a mutualistic relationship is the bee and flower relationship. Bees collect nectar and pollen from flowers for their food, while at the same time, the bee helps in pollination. The bee gets food from the flower, and the flower is pollinated. This is a mutualistic relationship. A parasitic relationship is the relationship between tapeworms and humans. Tapeworms live inside the host and get their food from the host, thereby, causing harm to the host. Evidence that shows correlation and causation between the species includes physical changes in the organism or adaptations to the environment. For example, an animal that feeds on a certain plant may evolve to have a longer tongue to reach the nectar of that plant. In summary, different links show relationships between species, including mutualism, parasitism, and commensalism. The evidence for the correlation and causation between species includes physical changes or adaptations in the organism or environment.For more questions on species
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which of the following is a reason that expressed sequence tags (ests) aid the identification of dna that encodes proteins?
A single amino acid is coded for by a three-nucleotide sequence on messenger RNA. It aids in the conversion of a polypeptide chain from an mRNA message.
Only the genome's transcribed sequences can be found in an ESTs sequence database.
A brief sub-sequence and distinctive stretch of DNA in a gene's coding region is known as an expressed sequence tag (EST), which is helpful for identifying full-length genes. a DNA sequence that is expressed and codes for a protein.
Expressed sequence tags (ESTs) are comparatively short DNA sequences (about 200–300 nucleotides) that are typically produced from the 3′ ends of cDNA clones. PCR primers can be developed from ESTs and used to identify the presence of the particular coding sequence in genomic DNA.
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The value of acceleration due to gravity
on the surface of earth is:
8.9 m/s2
7.8 m/s2
9.8 m/s2
Answer:
9.8 m/s2
Explanation:
Explain which of the two plants in the following scenario would most likely grow taller, and why.
One oak tree is growing by itself on a lawn. A second oak tree is growing in a forest surrounded by other oak trees.
Answer:
The oak tree in the lawn will grow faster because it doesn't have to compete with the other oak trees to gain sunlight because it is out in the open. So therefore it will grow taller because it has access to more sunlight.
Explanation:
Hope this helped
What was used to discover the law of independent assortment?A) Rose bushesB) Zucchini plantsC) Pea plantsD) Apple trees
To answer this we need to remember a bit the work of Mendel, as we know he set the bases of classic genetics and among them was the independent assortment of genes, Mendel used for his experiments on pea planta, so the correct answer is the letter C.
How do viruses compare with organism
The question as shown in the photo
Answer:
its the first one
Explanation:
Which of the following is the main cause of thermal water pollution?
Responses
oil extraction
fertilizer use
mining underground
global warming
The main cause of thermal water pollution from the list would be global warming. Last option.
What is global warming?Global warming is a long-term increase in the average temperature of the Earth's climate system, primarily due to human-caused greenhouse gas emissions trapping more heat in the atmosphere.
Global warming can cause thermal water pollution through the increase in air and water temperatures.
As the temperature rises, water bodies can become too warm, causing a reduction in oxygen levels and impacting aquatic life. Additionally, increased water temperatures can lead to the growth of algae and harmful bacteria, further disrupting the ecosystem.
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Answer: The correct answer is global warming
Explanation: This answer has been confirmed correct.
The blue people of Troublesome Creek Kentucky were genetically isolated from the rest of the world for generations. A rare recessive allele that causes people to have a blue tone to their skin, methemoglobinemia, became disproportionately common within this population by way of their genetic isolation. In the last few decades new roads opened leading to the end of this communities isolation. To the surprise of many, the methemoglobinemia phenotype disappeared along with their genetic isolation. Which of the following may best explain the apparent disappearance of this once common trait?
a. Methemoglobinemia did not confer any physical advantage so that the trait was selected against.
b. Methemoglobinemia was probably lethal and all those that carried this trait died and did not have a chance to pass on this trait to future generations.
c. Those that had the traits simply did not have descendents.
d. With the end of genetic isolation gene flow took place.
Answer:
The correct answer would be - d. With the end of genetic isolation gene flow took place
Explanation:
It is given that people of Troublesome Creek Kentucky were isolated and have a rare recessive allele that results in a blue tone to their skin. However, later these isolated people connected with the people from outside, and due which allow them to intermate. Intermating among populations from isolated and people from outside leads to gene flow.
Methemoglobinemia was present in the isolated population as they had both recessive alleles in their genotype and other hand people from outside might have heterozygous or both dominant allele genotypes that make them free from this disorder.
Due to the intermating and gene flow, the number of heterozygous conditions rises and after many generations slowly methemoglobinemia could have disappeared due to the masked recessive allele.
Using water more efficiently _______.
a.
protects the environment
b.
causes the loss of natural pollution filters
c.
increases water contamination
d.
all of the above
Answer:
a. protects the environment.
Explanation:
Using water efficiently means using it wisely and not wasting it. When we use water more efficiently, we reduce the amount of water we consume, which helps to conserve water resources. This is important because water is a limited resource, and by using it efficiently, we can ensure enough water is available for future generations.
By using water more efficiently, we can also protect the environment. Water is essential for many ecosystems and habitats, and by conserving water, we can help maintain the balance of these ecosystems. Additionally, using water efficiently can reduce the need for energy-intensive water treatment and distribution processes, which can help reduce greenhouse gas emissions and mitigate climate change.
So, using water more efficiently helps protect the environment but also helps conserve water resources for the future.
Which part of the flower accepts the pollen
Answer:
the part which allows the pollen is the stigma
Ecosystems have producers, decomposers, and composers. Carnivores and scavengers are both types of consumers in an ecosystem. Which of the following is a characteristic of scavengers that make them different from carnivores?
A.) Scavengers eat only plant materials
B.) scavengers are omnivores that always eat live animals
C.) scavengers are omnivores that eat dead plants and animals.
D.) scavengers are able to produce their own food when no other food is available.
Answer:
a
Explanation:
some_____ function as signals that regulate the cell cycle
Answer:
Cell growth
Explanation:
bcoz it help for growthing
TRUE/FALSE. the erectile tissue which forms the corpus spongiosum is a continuation of the erectile tissue of the crus.
True. The erectile tissue which forms the corpus spongiosum is a continuation of the erectile tissue of the crus.
What is corpus spongiosum?The corpus spongiosum is a column of erectile tissue that is part of the male anatomy. It is located in the center of the male reproductive organ and runs along the length of the shaft. The corpus spongiosum is surrounded by two other columns of erectile tissue, known as the corpora cavernosa, which are responsible for the majority of the male reproductive organ' girth and length. The corpus spongiosum is unique in that it surrounds the urethra and expands at the end to form the front rounded pat of male reproductive organ. The corpus spongiosum also plays a role in the process of erection by filling with blood during sexual arousal, causing the male reproductive organ to become engorged and stiff. The corpus spongiosum is a continuation of the erectile tissue of the crus in the human male reproductive organ. The corpus spongiosum is a sponge-like mass of tissue that surrounds the urethra and expands at the end to form the male reproductive organ.
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Organisms that live in similar environments, such as the ocean, often have similar adaptations. This is often due to
A. convergent evolution
B. coevolution Proton
C. gradualism
D. sexual selection
Answer:
A.
Explanation:
Convergent evolution is the independent evolution of similar features in species of different periods or epochs in time.
Organisms that live in similar environments, such as the ocean, often have similar adaptations, and this is often due to convergent evolution, which is in Option A, as convergent evolution is a process by which organisms that live in similar environments adapt.
What are coevolution and convergent evolution?Convergent evolution occurs because the same selective pressures are acting on the organisms, leading to the development of similar adaptations, such as streamlined bodies and fins, in many species of fish that live in the ocean and this is due to convergent evolution.
Hence, organisms that live in similar environments, such as the ocean, often have similar adaptations, and this is often due to convergent evolution, which is in Option A, as convergent evolution is a process by which organisms that live in similar environments adapt.
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. Mushroom is under............
i. Genus
ii. Donail
iii. Taxonomy
iv. Species
Answer:
Mushrooms are classified under the categories of "Genus" and "Species" in taxonomy. The genus refers to a group or category that includes closely related species, while the species represents a specific type or kind of organism. So, the correct options for mushrooms would be "i. Genus" and "iv. Species."
The gram reaction provides very important information for both clinical and laboratory settings. Why is the gram reaction important to the physician (clinical) and what information does the gram reaction provide the the laboratory technician?
Answer:
The gram reaction is an important tool for identifying bacterial species based on their cell wall composition. The gram-positive bacteria have thick peptidoglycan cell walls that stain purple with the crystal violet stain, while the gram-negative bacteria have thinner peptidoglycan cell walls and an outer membrane that stains pink with the counterstain safranin.
For the physician, the gram reaction can help guide antibiotic therapy since gram-positive and gram-negative bacteria are often susceptible to different classes of antibiotics. Knowing the gram reaction of a bacterial species can also help the physician determine the likely pathogenicity of the bacteria and the severity of the infection.
For the laboratory technician, the gram reaction is an important initial step in bacterial identification. It can help narrow down the possible bacterial species and guide further testing. Additionally, the gram reaction can provide important information about the bacterial cell wall, which can be useful in understanding the bacterial physiology and in developing new antibiotics.
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a retail bank just launched a new credit card.what will be embedded in the card for improved security?
Answer: a chip that protects it's owner from being scammed
Explanation:
Which are the main parts of a flowering plant? Select four options. seeds roots stem leaves flowers
Answer:
Flowers stem leaves roots.
Explanation:
The main parts of a flowering plant are flowers stem leaves root.
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If left alone, vines can eventually ‘choke’ a tree from getting the sunlight it needs to survive. What is the best description for this relationship?
A. Consumer - consumer
B. Producer - Consumer
C. Predator - Prey
D. Parasite - Host
Answer: D. Parasite - Host
Explanation:
The vines are taking the nutrients away from the tree, but not necessarily consuming the tree
The products of photosynthesis serve as substrates for aerobic respiration, while those of aerobic respiration are utilised in photosynthesis. Considering the substrates and products of these two biological processes, discuss how they feed into one another.
Photosynthesis and aerobic respiration are two essential biological processes that are intimately connected, as they provide the basis for energy flow in most living organisms. Photosynthesis is the process by which plants and some other organisms convert light energy into chemical energy in the form of organic molecules, while aerobic respiration is the process by which cells break down organic molecules to release energy in the form of ATP (adenosine triphosphate).
The products of photosynthesis, which are organic molecules such as glucose and other sugars, serve as substrates for aerobic respiration. During aerobic respiration, these organic molecules are broken down by a series of enzymatic reactions, releasing energy that is used to generate ATP. This energy is used by the cell to carry out various metabolic processes and perform work.
On the other hand, the products of aerobic respiration, which are carbon dioxide (CO2) and water (H2O), are utilized in photosynthesis. During photosynthesis, plants and other organisms take in CO2 from the atmosphere and use it, along with water and light energy, to produce organic molecules such as glucose. This process is facilitated by a group of pigments called chlorophyll, which are located in the chloroplasts of plant cells.
Therefore, the substrates and products of photosynthesis and aerobic respiration feed into one another, creating a continuous cycle of energy flow. The organic molecules produced during photosynthesis provide the energy necessary for cells to carry out aerobic respiration, while the products of aerobic respiration are used in photosynthesis to produce more organic molecules. This cycle helps to ensure that the energy needs of living organisms are continuously met and that the environment remains in balance.
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Can glycogenolysis can still occur during exercise even if a person is administered a drug that blocks the Beta receptors (on muscle) for norepinephrine. Explain why or why not?
Answer:
Glycogenolysis is the process by which glycogen is broken down into glucose, which is then available for energy production. It is stimulated by the activation of the sympathetic nervous system, which releases the hormone epinephrine (adrenaline) and norepinephrine into the bloodstream.
When norepinephrine binds to the Beta receptors on muscle cells, it activates a series of signaling pathways that lead to the activation of enzymes responsible for glycogenolysis. However, there are other pathways that can also stimulate glycogenolysis, such as the activation of the Alpha receptors on muscle cells.
Therefore, even if a drug that blocks the Beta receptors for norepinephrine is administered, glycogenolysis can still occur during exercise through the activation of other pathways. However, the rate of glycogenolysis may be reduced in the absence of Beta receptor activation.
What do we find in the ocean?