Answer:
What the actual truck
Explanation:
PLEASE ANSWER!!!!! Time crunch
What do genes do? Briefly describe how genes are responsible for health-related traits. How do people inherit genes?
Answer:
Genes carry the information that determines your traits.
Which of the following is a limit of science?
limit of science define problem with observation, and thus are limit of human ability to inquire and answer questions about phenomenal
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The ability to taste PTC is due to a single dominant allele "T." You sampled 215 individuals and determined
that 150 could detect the bitter taste of PTC and 65 could not. Calculate the following frequencies.
A. The frequency of the recessive allele,
B. The frequency of the dominant allele.
C. The frequency of the heterozygous individuals.
Please show all work
The frequency of the recessive allele would be 0.55, that of the dominant allele would be 0.45, and that of the heterozygous individuals would be 0.495
Population geneticsRecall that for a population in Hardy-Weinberg equilibrium:
p2 + 2pq + q2 = 1
Also, p + q = 1
Where:
p = frequency of the dominant allele in the population
q = frequency of the recessive allele in the population
p2 = percentage of homzygous dominant individuals
q2 = percentage of homzygous recessive individuals
2pq = percentage of heterozygous individuals
In this case, the percentage of homzygous recessive individuals can be calculated as:
Homzygous recessive = those that could not taste PTC = 65/215
q2 = 65/215 = 0.302
q = 0.55
Since p + q = 1
p = 1 - 0.55
= 0.45
The frequency of the heterozygous individuals = 2pq
= 2 x 0.45 x 0.55
= 0.495
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cite two results of water’s high heat capacity that are essential for warm blooded animals ( endotherms ) ability to maintain thermal homeostasis
Answer:
People, polar bears, penguins, and prairie dogs, like most other birds and mammals, are endotherms. Iguanas and rattlesnakes, like most other reptiles—along with most fishes, amphibians, and invertebrates—are ectotherms.
Endotherms generate most of the heat they need internally. When it's cold out, they increase metabolic heat production to keep their body temperature constant. Because of this, the internal body temperature of an endotherm is more or less independent of the temperature of the environment. What is metabolism?
This pattern is shown on the graph below: the mouse maintains a steady body temperature close to 37\,^\circ \text C37
∘
C37, degrees, start text, C, end text across a wide range of external temperatures.
List down the female reproductive organs. Describe any three
of them in short.
Answer:
uterus , ovaries , fallopian tubes.
Explanation:
Polar bears are not the only species affected by global warming in the Arctic ecosystem. Predict the impact of environmental change on the stability of this fragile ecosystem. (Choose 3)
Due to the global warming, the temperatures in the Arctic will continue to rise causing the ice sheets to melt and because of that polar bears and other animals might face extinction.
Global warming as well as other environmental changes in the Arctic are having a crucial impact on the stability of the fragile Arctic ecosystem. As the Arctic continues to warm up, ice sheets will keep melting at an accelerating rate. This can possibly have a major impact on the ecosystem, as many of the species, including polar bears as well as the seals, depend on the ice for their survival.
As the Arctic continues to warm, the sea ice is melting at an accelerating rate. This can have a major impact on the ecosystem, as many species, depend on the ice for their survival.
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The ____________ follows the coronary sulcus around the heart and supplies blood to the left atrium and ventricle.
Answer:
Coronary arteries
Explanation:
Answer: circumflex artery
Explanation:
I will mark as BRANLIEST!
I will give 55 points to answers this correctly!
The tometti fossils are most related to?.......
Answer:
the tometti fossil are most related to ostriches or to crocodiles.
6. Why do you think that Pavlovian-conditioned
fish that were not shown the light (PAV-NL)
performed more poorly than the
unconditioned fish (UNP) when facing PAV-L
fish?
7. Do you think conditioning aggressiveness in
other types of animals or humans would show
similar results? (highlight/circle One) YES
or NO Explain your answer.
Explain:
8. In addition to conditioning, what other
explanations are possible for the finding that
winners
keep winning?
Answer:
6. It is likely that the Pavlovian-conditioned fish (PAV-NL) performed more poorly than the unconditioned fish (UNP) because the conditioned fish had not been exposed to the light stimulus and therefore had not developed the conditioned response.
7. Yes, conditioning aggressiveness in other types of animals or humans would likely show similar results. This is because conditioning is a learned behavior, and animals and humans can be conditioned to respond to certain stimuli in a certain way.
8. Other explanations for the finding that winners keep winning could include that they have better physical abilities, better strategies, or better access to resources. Additionally, winners may have a psychological advantage due to their past successes, which can lead to further success.
Explanation:
Which is a biotic factor?
Answer:
a living organism that shapes its environment
Explanation:
hope this helps
Why do you get hungry?
Feeling hungry is your body's way of
telling you that your cells need
energy. All cells need energy to live,
grow, and reproduce. Plant cells get
their energy from the sun. Many
animal cells get their energy from
food.
Where do humano
Answer:You may feel hungry frequently if your diet lacks protein, fiber, or fat, all of which promote fullness and reduce appetite. Extreme hunger is also a sign of inadequate sleep and chronic stress. Additionally, certain medications and illnesses are known to cause frequent hunger.
Explanation:
"Hunger hormones" (ghrelin) in your blood and an empty stomach signal the brain when you're hungry. Nerves in the stomach send signals to the brain that you're full, but these signals can take up to 20 minutes to communicate -- and by that time, you may have already eaten too much.
Answer:
animals need food
Explanation:
to live
Most articles pass right through the atom, this means that most of the atom is
Most articles pass right through the atom, this means that most of the atom is an empty space.
What is an atom?An atom is described as a particle that consists of a nucleus of protons and neutrons surrounded by a cloud of electrons.
Protons and neutrons make up the core nucleus of an atom, which is encircled by an electron cloud. In relation to the size of the atom as a whole, the nucleus is exceedingly small.
As a result, the electrons surrounding the nucleus are the primary target of interactions when particles or even light pass through an atom. The majority of the atom's remaining space, which includes the nucleus, is vacant.
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How does matter cycle and energy flow through the rock cycle?
Answer:
the rock cycle that's a thing?
Which Describes the composition of carbohydrates
Answer: Carbon, hydrogen, and oxygen
Explanation:
A carbohydrate has a general formula of Cx(H2O)y, where x and y are the subscripts.
They always contain Carbon, Hydrogen, and Oxygen.
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Use your codon chart to determine the amino acid sequence. Remember to read through the strand and ONLY start on AUG and STOP when you reach a stop codon (UGA, UAA, or UAG). Follow the example in the box. Abbreviate the proteins using the first three letters of the amino acid name.
Methionine (AUG)Amino acids can be abbreviated using the first three letters of their name.
Methionine can be abbreviated as Met.
The given RNA sequence is AUGUAACGAUGCGUCGUGGCAUCAUGCUGCGUCAGCGGCGAGUCUGACCCGUCUCUAACAGGACGGCCGGGCGUUGUCGUUGA.
We can use the codon chart to determine the amino acid sequence.
The codon chart is used to determine which amino acid is coded by a particular codon in a strand of DNA/RNA.A codon is a sequence of three nucleotides in DNA or RNA that encodes for a specific amino acid.
Each codon codes for a different amino acid.
For example, the codon AUG codes for the amino acid methionine.
To determine the amino acid sequence, we start reading the RNA strand from the start codon AUG and continue reading until we reach a stop codon (UGA, UAA, or UAG).
Then we write down the amino acid sequence for the codons we read, using the codon chart.
Here, the sequence starts with AUG, which codes for methionine.
After that, the next codon is UAA which is a stop codon, so we can stop.
The amino acid sequence is therefore Methionine. So, the answer would be Methionine (Met).
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3. Identify What metal properties
can you see in this ladder?
i think aluminum and the liquid metal mercury ???
Answer:
it looks lustrous, malleable and ductile.
Explanation:
When you look at the ladder you can see the metal next to the step looks shiny. Noticing how the ladder is bent you can tell it is malleable. It also look ductile bc different parts of the metal is thinner than the other.
Hope this helps!!
place the events of metabolism in the correct order
Since Fracking is one of the easiest ways to extract natural gas from underground, why can the economy benefit from this?
Fracking can benefit the economy because of the following reasons:
1. The growth of fracking decreases the prices of natural gas.
2. Low fossil fuel prices, meaning the economy is boosted.
3. Fracking can cause profits for componies,
FILL IN THE BLANK thousands of scientists have found that ___helps virtually every age-related condition that people encounter.
Thousands of scientists have found that (B) exercise helps virtually every age-related condition that people encounter.
Early adulthood is considered a new stage in life between adolescence and early adulthood, which lasts around 18 to 25 years. Five characteristics of adulthood emerge: exploration of identity, instability, self-focus, feelings between adolescence and adulthood, and a sense of vast future possibilities. Adulthood emerges mainly in industrialized countries, where most young people are educated and where the median age of marriage and childbirth is around 30 years old. Emerging adulthood varies across industrialized countries. It lasted longest in Europe, while in industrialized Asia freedom from emerging egocentrism in adulthood was balanced by obligations to parents and conservative views on sexuality.
Exercise helps with weight loss and weight loss maintenance. Exercise increases your metabolism or the number of calories you burn each day. It can also help you maintain and increase lean body mass, which can also help increase the number of calories you burn each day.
In non-industrialized countries, emerging adults, although present only among middle-class elites, are expected to grow in the 21st century as these countries become more prosperous.
Complete Question:
Thousands of scientist have found that _____ helps virtually every age-related condition that people encounter
A. weight-loss surgery
B. exercise
C. low-fat diets
D. moderate alc consumptions
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Help! this is for my bio class!!!! Due today!!
During which stage of the cell cycle does cell division occur? o interphase o quiescence o cell growth 0 mitosis
Answer:
Mitosis.
Explanation:
Mitosis is the process by which body cells divide. is the process by which body cells divide. The cells in multicellular organisms undergo mitosis repeatedly. The cells produced by mitosis are used for growth. They are also used to repair body tissues and replace worn-out cells. The image shows the input and output of mitosis. Notice that two cells are produced when one cell undergoes mitosis and cell division. Both cells produced are identical to the starting cell.
-Therefore, mitosis is the correct answer.
Which of the following is a way that an ion can enter or leave the cell? Select all correct answers.
a. through a pump
b. through a leak channel
c. through a gated channel
d. through simple diffusion
The ions can enter or leave the cell by the instrumentality of a pump. Option A
What is cell?The cell is the smallest unit in taxonomy. It is the minutest level of life and all organisms are composed of cells. The cells are capable of carrying out all of their own activities.
The ions can enter or leave the cell by the instrumentality of a pump. This is how the sodium and the potassium ions are able to enter into the cell.
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How did black bears become so diverse over time?
Answer: They evolved from the same line as the cave bear, descending from Ursus abstrusus, a small, primitive black bear. Ursus Euarctos, a black bear, came to North America during the Pliocene Epoch before the brown bear.
Which of the following are the best sources of longer-term, stored energy for our bodies?
A. Monosaccharides
B. Disaccharides
C. Polysaccharides
The best source of longer-term energy storage for our bodies are Polysaccharides. Option C is correct.
Saccharides are sugar molecules. Among these molecules, some are shorter than others though all of them provide very similar functions to our bodies. Our bodies break down these sugars in order to obtain energy.
Due to the nature of everyday life, our bodies at times need a quick source of energy, as well as energy to be stored for later. This is where the difference in saccharides comes into play. Monosaccharides and Disaccharides are a source of quick energy, due to their being short molecules they can be broken with ease for quick use.
On the other hand, Polysaccharides are chains of sugar that can at times span into the thousands. These chains are later quickly broken up into monosaccharides at times of need. This characteristic makes them ideal for long-term storage of energy and is the reason that option C is correct.
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Question 9 of 10
Consider the overall shape of this cell.
Which geometric solid is the best model for these cells?
FORU
OA. A sphere
OB. A right circular cylinder
OC. A square pyramid
OD. A cube
The best model for these cells would be a sphere (A) since the statement mentions the overall shape of the cell.
A sphere is a three-dimensional geometric solid that is characterized by its curved surface and all points on the surface being equidistant from the center.
Cells often have a rounded or spherical shape, especially when considering single-celled organisms or certain types of cells in multicellular organisms.
While other geometric solids like a right circular cylinder, square pyramid, or cube can be used to represent specific cell structures or organelles, they may not accurately represent the overall shape of the cell itself.
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The picture below shows Enchanted Rock, a pink granite rock formation located in the Llano Uplift ecoregion. This land is most likely changing due to —
A. depressions under the uplift make it sink slightly and crack into pieces.
B. the process of nitrogen fixation, as bacteria release and build up minerals in the granite.
C. the process of exfoliation, a type of erosion that causes slabs of granite to break away.
D. regular earthquakes that shake and break up the granite as they shake the earth.
Answer: C. The land is in all probability changing because of the course of shedding, a sort of disintegration that makes chunks of stone split away.
What is shedding process in soil?Rocks can expand or crack as a result of rapid temperature changes. This particularly occurs with granitic rocks as they were cooling, as at Yosemite Public Park. Freeze-thaw: Water expands when it freezes. Before winter, moisture that seeps into cracks may freeze, breaking the rocks apart.
What is the course of shedding disintegration?The process of large, flat or curved sheets of rock breaking away from the outcrop as a result of pressure release is known as exfoliation. Cracks and fractures along the sheet are the result of erosion removing the overburden from a rock that was formed at high pressure deep in the Earth's crust.
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What type of pathogen causes measles?
Answer:
measels is caused by a single stranded Rna virus of the family Paramyxoviridae
Which statement best represents how structure relates to function?
People can develop a tolerance for spicy food over time.
Tortoises in the wild can live for more than 150 years.
A deer's horizontal pupils help it scan the horizon for predators.
Labrador retrievers can be black, yellow, or chocolate colored.
The statement that best represents how structure relates to function is as follows: a deer's horizontal pupils help it scan the horizon for predators (option C).
What is structure in biology?A structure, according to biology, is an arrangement or organization of parts to form an organ, system, or living thing.
The structures found in living organisms are usually function-specific. Examples of common structures in living organisms and their respective functions are as follows:
Radula in snails - feedingEyespot in Euglena- light sensingClaws in carnivores- for holding preyTherefore, the statement that best represents how structure relates to function is as follows: a deer's horizontal pupils (structure) help it scan the horizon for predators (function).
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Which of the following is a tool that is best used to measure the oxygen in water?
Answer:
DO is measured using a dissolved oxygen meter (or DO meter). The best method is to take the measurement in the field at the same time each day, because DO concentrations can vary throughout a 24 hour period.
Explanation:
While on a camping trip, you find a luxury hotel has been built near the stream where you once swam and from which you drank freely. Fearing contamination of the stream, you decide it would be wise to use some form of disinfection before drinking the water. The nearest town has only a grocery store, pharmacy, and post office. What might you purchase? Why?
Answer: a water bottle.
Explanation:
because you can just buy a water bottle
Chlorine tablets can be bought from the pharmacy. So the correct option is a pharmacy.
What is chlorination of water?Chlorination is the process of disinfecting drinking water by introducing chlorine to eradicate viruses, germs, and parasites. To get drinking water with acceptable amounts of chlorine, many techniques can be utilised. Small levels of chlorine in water do not have negative health effects and offer a defence against the spread of waterborne diseases.
Numerous sources of water, including lakes and wells, can be polluted with pathogens that can make people ill. As water flows over kilometres of infrastructure to reach a neighbourhood, germs can pollute it as well. Water businesses add a disinfectant—typically chlorine or chloramine—that kills pathogens including Salmonella, Campylobacter, and Norovirus in order to prevent contamination with germs.
Therefore the correct option is a pharmacy.
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