Autosomal dominant condition occurs when alleles of genes present on chromosomes in the autosomes (somatic) mask the effect of the other allele.
They can produce a light brown kid and the chances of producing this is 50%.
Light brown color is dominant to black. A light brown male is mated to a black female, producing a black kid.For the two to produce a black kid which is in the recessive condition, the male has to be heterozygous for the condition (Bb).
Let light brown be (BB or Bb) and black be (bb)
Parents : B b x b b
Offspring genotype: Bb bb
Ratio: 1 : 1 (50%)
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What is a beta particle? How is it released from the atom?
So, an atom consists of protons, electrons, and neutrons. The nucleus of the atom is only composed of protons and neutrons, and electrons are surrounding the atom like a circle pretty much. So, a beta particle is an electron that happened to be in the nucleus, as a result of an unstable neutron dissecting into a proton and an electron. Since electrons are not supposed to be in the nucleus of an atom, the electron, or the beta particle, is released from the nucleus, if not the atom itself. The reason this occurrence transpires is to prevent the death of the atom. I hope that this has helped answer your question for you. Enjoy your day, and take care.
What chemical in the chloroplast captures sunlight for photosynthesis to take place?
Answer:
pigment chlorophyll
Explanation:
Mark me the brainliest please
How much pesticide will each snake take in compared to each grasshopper? Explain.
Based on the principle of bioaccumulation. the amount of pesticide each snake will take in compared to each grasshopper is 100x
How much pesticide will each snake take in compared to each grasshopper?Assuming that the grasshoppers eat only grass, the mice eat only grasshoppers, and the snakes eat only mice, the amount of pesticide each animal takes in will depend on their position in the food chain and how much pesticide is present in the environment.
Based on the principle of bioaccumulation, the amount of pesticide each snake will take in compared to each grasshopper is calculated as follows;
Let the grasshopper take in x amount of insecticide
Amount taken by each snake = 10 * 10 * x
Amount taken by each snake = 100x
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Complete question:
Given the food chain: grass --> grasshopper ---> Mice ---> Snake, How much pesticide will each snake take in compared to each grasshopper? Explain.
What was the climate like prior to the extinction ?
Answer:
The extinction you are referring to is unclear, as there have been several mass extinctions throughout Earth's history. However, it is generally accepted that climate has played a significant role in many of these events. Prior to some of the mass extinctions, such as the Permian-Triassic extinction and the Cretaceous-Paleogene extinction, the climate was warm and tropical with high levels of carbon dioxide in the atmosphere. This warm climate was likely a contributing factor to the extinction, as it may have led to changes in sea level, ocean circulation, and weather patterns that disrupted ecosystems and caused widespread extinction of species. However, it is important to note that climate is just one of many factors that can contribute to mass extinction events, and there are often multiple causes involved.
In 95% of cases of Down's syndrome, there is one extra chromosome (number 21) in every cell. This _____________ condition is most likely the result of______________ (Use the choices below to best fill in the blanks)
Answer:
Genetic disorder.
Abnormal cell division.
Explanation:
Down's syndrome is a genetic disorder condition which is caused by the abnormal cell division during the development of the sperm cell or the egg cell. Due to abnormal cell division, the patient receives and extra copy of chromosome which is the cause of Down's syndrome. This is a genetic disorder which means that this disease occur during the formation of baby when the sperm and egg cells fuse together so this abnormal cell division occur in the sperm or egg cell of the patient's parent.
Can someone answer the photo
Answer:
I'm no expert but I'm gonna say B
Explanation:
if I'm wrong I'm terribly sorry
Suppose a cell does not have oxygen available. Maybe the cell happens to be on the moon, or maybe the cell's owner is sprinting away from a lion and is using up all the oxygen at the moment. Rule #1 of aerobic cellular respiration– stay away from lions.
The cell can do glycolysis as usual, but can't run the Kreb’s cycle or electron transport chain since oxygen isn't around to accept extra electrons.
If the cell is on the moon or in the deep ocean, or some other environment without a lot of oxygen, what do you think will happen to it?
A. It dies.
B. It goes dormant.
C. It runs glycolysis only.
If for some reason a cell does not receive oxygen it will die.
What happens when oxygen is lacking during cellular respiration?Brain cells are extremely sensitive to oxygen deprivation. Some brain cells actually begin to die less than 5 minutes after their oxygen supply disappears. As a result, brain hypoxia can quickly cause death or severe brain damage.
Hypoxia occurs when there is a lack of oxygen in the body. It consists of reducing the supply of oxygen to the tissues that make up our body. When there is a shortage in the blood, for example, it is called hypoxemia, a serious condition that can lead to the death of the patient. The lack of oxygen in the body can have numerous causes.
If cells are deprived of glucose and oxygen, cells will die through necrosis.
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Some molecules are unable to enter cells by diffusion, and instead, must use active transport. How is diffusion different from active transport?
Answer: See Below
Explanation:
Diffusion is considered passive transport because it does not require energy to move molecules across the membrane. This is possible because of difference in concentration gradient. Molecules will flow from a higher concentration to a lower in order to make uniform concentrations, this is a natural process that does not require energy.
Active transport requires energy, typically in the form of ATP to transport molecules against a concentration gradient.
Which of the following could cause low blood pressure?
A nervous system malfunction stimulating muscles to contract
A kidney malfunction that removes more water than normal
An endocrine response speeding up the number of hormones produced throughout the body
Buildup of fats and plaque found inside the arteries of the heart
Answer:
B) A kidney malfunction that removes more water than normal
Explanation:
Just took the test :)
Also, the answer choice is worded differently for me. The alternative answer is "A kidney malfunction that removes more water than normal".
PLS HELP WILL MARK BRAINLIEST!!!! . Is salt water a hypotonic or hypertonic environment for Elodea cells? Explain. -
Answer:
salt water is hypertonic solution water will move out the cell
Current Event on Biology Discussion
Find a news article with a publication date not older than 2018 about biology. List the website that vou found it on. List the author. List the publication date. Tell who was affected by the research and why do you think the research was important. Where was the research conducted. Summarize the article. Does the article remind you of anything? If it does what? Was there anything in the article that you wanted to know more about? If so what? If not why?
Pine trees that are too tall or too short do not do as well as pine trees that are average in height. The short trees do not get as much sun and the tall trees break off in storms. How is this an example of stabilizing selection.
Answer:
The first Constitutional Amendments were proposed shortly after the Constitution itself. Larely focussed on protecting individual liberties
Explanation: isn't it.
which material from the table is a liquid at 50c and a gas at 300c
A. iodine
B. rubidium
C. phosphorus
D. potassium
Answer:
C. phosphorus
Explanation:
Explain the process of mitosis in a tissue culture
for normal cells.
DONE
B. Liverworts (Hepatophyta)
1. Observe the living green "leafy" gametophyte stage at Station A. These organisms have leaf-
like, stem-like, and root-like structures. Draw and label structures of the liverworts. Be sure
to include labels of the following items: gametophyte, n, sporophyte, 2n, rhizoides, leaf-like
structures, and thallus.
2. Use the dissecting scope and look at the sporophyte, gametophore, rhizoides, and thallus.
What do you notice? Write down some observations of each.
3. Compare the moss to the liverworts. How are they similar and how are they different?
Answer:
Explanation:
Title: Observation of Liverworts (Hepatophyta)
Objective: To observe the living green "leafy" gametophyte stage of liverworts and compare them with moss.
Hypothesis: Liverworts and moss may share some similarities in structure, but there may be significant differences between them.
Observations:
Liverworts Structures:
Gametophyte: The main plant body of the liverwort, which is haploid (n) and produces gametes.
Sporophyte: A structure that grows from the gametophyte and produces spores. It is diploid (2n).
Rhizoides: Root-like structures that anchor the gametophyte to the substrate and absorb water and nutrients.
Leaf-like structures: Flattened structures that resemble leaves but do not have true veins or stomata.
Thallus: The entire plant body of the gametophyte, which lacks true stems or roots.
Observations of different structures in liverworts:
Sporophyte: Small and inconspicuous, growing from the gametophyte.
Gametophore: The stem-like structure that supports the gametophyte and sporophyte.
Rhizoides: Thread-like structures that attach the gametophyte to the substrate and absorb water and nutrients.
Thallus: The plant body of the gametophyte that lacks true stems or roots.
Comparison between liverworts and moss:
Similarities:
Both are non-vascular plants.
Both have a haploid (n) gametophyte and a diploid (2n) sporophyte stage.
Both reproduce by spores and require water for fertilization.
Differences:
Liverworts have leaf-like structures and a thallus, while mosses have true leaves and stems.
Liverwort sporophytes are small and inconspicuous, while moss sporophytes are tall and conspicuous.
Liverworts have rhizoides, while mosses have true roots.
Why does blood appear to be red?
Answer: Hemoglobin
Explanation:
What corrective options are available to the surgical team members when a breach in sterile technique
When a breach in sterile technique is noticed, the surgical team members have several corrective options that they can consider to minimize any negative consequences. These corrective options include:
Disclosing the breach: If the breach is minor, it is important that the surgical team members disclose the breach to everyone involved in the procedure as soon as possible. This will allow everyone to take appropriate action to prevent any infections from occurring.
Correcting the breach: Once the breach has been disclosed, the surgical team members should work to correct the breach as soon as possible. For example, if a surgical instrument was dropped on the floor, it should be removed from the surgical field and replaced with a sterile instrument to minimize the risk of infection.
Restarting the procedure: In some cases, it may be necessary to restart the entire procedure if the breach is too significant to be corrected. While this may be time-consuming and may delay the procedure, it is important to prioritize the safety of the patient above all else.
Documenting the breach: Finally, the surgical team members should document the breach in detail. This documentation should include the type of breach that occurred, when it occurred, and what corrective actions were taken to address the breach.
This information can be used to help prevent future breaches and to identify areas for improvement in the surgical process.
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easiest way to memorize the structures of viruses and bacteria
Answer:
I recommend trying to photo memory it, if not repeat it in your head to the point where its the only thing you're thinking about.
Explanation:
It works for me :))
Answer: Quizlet
Explanation: Helps me study when taking tests, maybe works for you too.
Please someone to help me out
Brainliest reward for the helper
Answer:
It stimulates appetite and energy storage.
Explanation:
Ghrelin is your "hunger hormone", being responsible for that hungry feeling. It also induces energy storage in the form of fat.
Answer:
stimulates appetite and energy storage
......................................................
Answer: ok
Explanation:
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?
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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Summarize the findings of other scientists in Germany and Boston that support the work of Calderon-Garciduenas
Calderón-Garcidueñas has conducted research on the impact of air pollution on the brain and cognitive function. Other scientists in Germany and Boston have also conducted studies that support her work and findings.
In Germany, a group of researchers conducted a study to investigate the effects of air pollution on brain structure and cognitive function in a large population of older adults. The study utilized neuroimaging techniques to assess brain volumes and cognitive tests to evaluate cognitive performance. The findings revealed a significant association between long-term exposure to air pollution and reduced brain volume in regions related to memory and learning. The study also found that higher levels of air pollution were associated with poorer cognitive performance in various domains.
In Boston, researchers focused on the impact of air pollution on children's brain development. They conducted a study involving a cohort of children and assessed their cognitive abilities using standardized tests. The study found that children exposed to higher levels of air pollution exhibited lower cognitive scores, particularly in areas related to attention, memory, and language skills. The researchers also observed structural changes in the brain, specifically in regions involved in cognitive control, in relation to air pollution exposure.
These studies from Germany and Boston provide additional evidence supporting Calderón-Garcidueñas' findings regarding the detrimental effects of air pollution on the brain and cognitive function. They reinforce the notion that long-term exposure to air pollution can lead to structural changes in the brain and have a negative impact on cognitive abilities. The collective findings highlight the importance of addressing air pollution as a public health concern and implementing measures to reduce pollution levels to safeguard brain health and cognitive development, particularly in vulnerable populations such as children and older adults.
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A student conducted an investigation to test different designs of flood control barriers. The student hypothesized that an I-wall style
flood control barrier will last longer than a compacted-soill flood control barrier. The student found that I-wall flood control barriers
broke when an average of 8 liters of water had been added to the river side of the container, and the compacted-soil flood control
barriers broke after an average of 15 liters of water had been added. Based on the data, the evaluation of the student's hypothesis is
The student's hypothesis is incorrect; compacted-soil flood control barriers lasted longer than I-wall barriers in the investigation.
Based on the data collected in the student's investigation, the evaluation of the hypothesis shows it to be incorrect.
The student initially hypothesized that I-wall style flood control barriers would last longer than compacted-soil barriers.
However, the results showed that I-wall barriers broke after an average of 8 liters of water were added, while compacted-soil barriers withstood an average of 15 liters.
This indicates that compacted-soil flood control barriers are more effective in lasting longer under the tested conditions compared to I-wall style barriers.
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the role of you to make good society
By being a good human being, following moral values we can build a good society.
Economy is growing, GDP is flawed. Wars an Natural disasters are good for GDP. Aristotle in order to make good society, he said, the society must create the pre-conditions. For him the good society was the one that created the conditions for what he calls "Eudaimonia", which means flourishing or thriving.
First are the basic needs of humans that is Food, Shelter, Water and Secondly the amenities for building a successful and good lifestyle and better life.
Moreover, every individual should have freedom to speech, fundamental rights, an attitude of gratitude as well. A person should be a giver, a giver to needy ones, giver of happiness that is spreading happiness, rather than negativity.
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which is a result of increasing acidity of seawater?
A: algae population increase dramatically
B:Coral expel algae living with them
C: shells and skeletons of marine organisms weaken
The bones and shells of marine species may become more brittle as seawater's acidity rises. This is because the ocean becomes more corrosive as a result of the acidification process, which makes it possible for these species' calcium carbonate structures to break down.
As seawater absorbs carbon dioxide from the atmosphere, a process known as "ocean acidification" causes seawater's pH to fall. The chemical reaction between carbon dioxide and water, which results in the production of carbonic acid, is to blame for this.
The health and survival of marine species may be significantly impacted if the ocean's acidity rises.
Many marine animals use calcium carbonate to construct their shells or skeletons, including mollusks, corals, and some plankton. A mineral with a high sensitivity to pH fluctuations is calcium carbonate.
The concentration of hydrogen ions in the water rises with increasing ocean acidity, which can disintegrate the calcium carbonate structures of these creatures.
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The interior of the phospholipid bilayer is _______ meaning it repels polar molecules, such as water
The cell membrane's inside is hydrophobic, meaning that water won't cling to it. In order to effectively separate fluid inside the cell from fluid outside the cell, phospholipids form a two-layer cell membrane.
Why do polar molecules repelled by the phospholipid bilayer?Large hydrophilic polar or ionic molecules find it difficult to pass through the phospholipid bilayer. The cell membrane prevents the passage of any size charged atoms or molecules.
What component of the phospholipid bilayer is water-repellent?While the tails (the lipid component) are non-polar, the heads (the phospho part) are polar. The tails, which face the inside of the cell membrane, are "hydrophobic" (fearful of water), whereas the heads, which make up the exterior and inner linings, are "hydrophilic" (lovers of water).
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A punnett square is said to determine the ...
A. results of mitosis
B. actual outcomes of a cross
C. results of meiosis
D.probable outcome of a cross
Answer:
D
Explanation:
A punnett square identifies the combination of two genomes. Depending on the specific set of genes, the combinations may be different. It measures probable outcomes by separating into Dominate and Recessive genes, Dominate overpowering recessive and therefore being more common.
Which of the following is a difference between the Anthophyta and Coniferophyta life cycles?
a. only one has double fertilization
b. only one produces ovules
c. only one produces pollen
d. only one is heterosporous
Please help I don’t understand
Answer: HIGH ISLAND
Explanation:
In an experiment, three plants of the same species were grown in each of six identical pots. The heights of the plants were measured when growth began. Each post was watered everyday with salt solutions of different concentrations. The data for the experiment are shown on the table
1.) state the effect of increasing the percent of salt in the solution used to water the plants on the average final height of the plants in groups A through D
2.) state one way diffusion was involved in the cause of death of the plants in groups E and F.
Answer:
See the answer below
Explanation:
1. The data from the experiment shows that as the percentage of salt in the solution used to water the plants increased, the growth rate of the plants decreased. As the percentage increased from A to D, the change between the average initial and the final heights decreased, meaning that an increase in the percentage of the salt in the solution used to water the plants had a negative impact on the growth rates of the plants.
2. Due to the solutions used to water the plants in groups E and F being more concentrated (hypertonic) to that of the cell sap of the plant, water molecules diffused out of the cell sap to the ambient solution. As time goes by, the plants lose too much water, become wilted, and died off eventually. Instead of water molecules to keep diffusing into the plants in order for them to grow, the reverse was occurring and this led to their death.