when you swallow, food, water, and other liquids move into the ____, a hollow tube that connects the mouth to the stomach

Answer:

The answer would be A 0-4.

Explanation:

The reason is, just trust me bro. I took that class and I just know the answer. Let me know if I got it right for you!

Humans have undergone evolutionary transitions, as mammals like whale resembled other mammals in terms of skulls and other sculptures on the basis of the fossils found.

The program begins with one of the most popular examples of a purported change used by the evolution contingency: the transition from land animals to the whale. This shift is demonstrated to be explained by the fossils of Pakicetus, Ambulocetus, Rhodocetus, Dorontid, and Basilosaurus. In contrast to a complete transitional fossil, Pakicetus only has a small piece of its cranium to show for itself. Although Ambulocetus is depicted in the documentary as a fully preserved fossil of an aquatic mammal with legs, this is an embellishment and stretching of the truth given that the skeleton of the animal was actually found to be very fractured. In the series, Rhodocetus is only depicted by a skull.

Many people have asserted that those "legs" weren't just vestigial; they also participated in copulation. They might have even had a swimming feature. In conclusion, two skulls, one incomplete, maybe transitional skeleton, and a complete aquatic whale type with short hind legs. Our top example of an apparent evolutionary transition comes from these data.

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Answer:

A.

Through careful observation and measurement

To ensure proper protein level one should include various sources of protein that can include lean meat , eggs , diary products ,protein shakes and legumes .

Protein is one of the most essential nutrients for daily life , as they are required to help your body repair cells and make new ones. Protein also plays crucial role in growth and development in children and expecting mothers .

In general , proteins are required for the repairing and building your body's tissues, They also allows metabolic reactions to occurs at place for easy body function . so we can say that protein is crucial for maintaining structural framework of body and also helps in maintaining fluid balance .

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Answer:

Plant groups, also known as plant taxa, are classified based on shared characteristics. Some characteristics used to classify plants include the structure and arrangement of leaves, stems, and roots; the presence or absence of vascular tissue; the type of flowers or reproductive structures; and the number of cotyledons (seed leaves) present in the seed. Here are some examples of plant groups and some of their characteristics:

Ferns: Ferns are non-flowering plants that reproduce using spores. They have leafy fronds and root systems, but they do not have true stems, leaves, or flowers. Ferns are characterized by their vascular tissue, which helps transport water and nutrients throughout the plant.

Conifers: Conifers are a group of gymnosperms (non-flowering seed plants) that includes trees such as pines, spruces, and firs. Conifers are characterized by their needle-like leaves and their ability to produce seeds in cones. They also have vascular tissue to transport water and nutrients throughout the plant.

Angiosperms: Angiosperms are a group of flowering plants that produce seeds enclosed in fruit. They are the most diverse group of plants and include a wide variety of trees, shrubs, herbs, and other types of plants. Angiosperms are characterized by their flowers and the presence of cotyledons in their seeds.

Monocots: Monocots are a group of flowering plants that have one cotyledon in their seeds. They are characterized by their parallel-veined leaves, fibrous root systems, and the presence of vascular tissue. Monocots include plants such as lilies, grasses, and orchids.

Dicots: Dicots are a group of flowering plants that have two cotyledons in their seeds. They are characterized by their branching vascular tissue, net-veined leaves, and the presence of a taproot system. Dicots include plants such as roses, tomatoes, and oak trees.

The RNA world hypothesis suggests that life on Earth began with a simple RNA molecule that could copy itself without help from other molecules. DNA, RNA, and proteins are central to life on Earth.

RNA was thought of as little more than a messenger between DNA and proteins, carrying instructions as messenger RNA (mRNA) to build proteins. However, RNA can do far more. It can drive chemical reactions, like proteins, and carries genetic information, like DNA. And because RNA can do both of these jobs, most scientists think life as we know it began in an RNA world, without DNA and proteins.

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The critical value the scientist should use for the chi-square analysis of the data is b. 3.84.

The chi-square test is a statistical test used to determine whether there is a significant difference between the observed and expected frequencies in a contingency table. In this case, the scientist is investigating whether two traits in a plant, long stems and white flowers, are determined by genes that are on the same chromosome. The scientist has conducted a genetic cross between plants that are homozygous dominant and homozygous recessive for both traits, and has obtained a sample of 100 plants in the F2 generation. The scientist has then tabulated the observed and expected frequencies of the four possible phenotypes (long stems, white flowers; short stems, red flowers; long stems, red flowers; short stems, white flowers) in the F2 generation.

The chi-square test is used to determine whether there is a significant difference between the observed and expected frequencies in the table. The calculated chi-square value is compared to a critical value from a chi-square distribution table with 3 degrees of freedom and a significance level of 0.05. The degrees of freedom for a chi-square test are equal to the number of categories in the table minus 1. In this case, there are 4 categories (phenotypes) in the table, so the degrees of freedom are 3.

The critical value for this test is 3.84. If the calculated chi-square value is less than 3.84, the scientist would conclude that there is no significant difference between the observed and expected frequencies and thus the genes independently assort, meaning that the genes are located on different chromosomes. On the other hand, if the calculated chi-square value is greater than 3.84, the scientist would conclude that there is a significant difference between the observed and expected frequencies and thus the genes are located on the same chromosome.

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DNA polynucleotides are composed of a chain of DNA nucleotides, which are made up of three components: a phosphate group, a deoxyribose sugar group, and a nitrogenous base. The nitrogenous base is the component that can be removed without breaking the chain.

The nitrogenous base can be one of four different molecules: adenine (A), thymine (T), guanine (G), or cytosine (C). These molecules are the “letters” of the DNA alphabet, and they are the parts that determine the genetic code. When a nitrogenous base is removed, the phosphate group and deoxyribose sugar group remain linked, and the DNA molecule remains intact.

However, the genetic code of the DNA is disrupted because the sequence of nitrogenous bases is what determines the code. Therefore, removing a nitrogenous base from a DNA polynucleotide without breaking the chain does not necessarily mean that a functioning gene will be left behind.

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Answer:

where is the graph?

Explanation:

Answer:

You had chooses right and mark me as brainliest

Mendel chose garden pea for his experiment because are bise-xual, self pollinating they have a shorter life span, and also have visible physical characteristics which made it easier to study them.

Mendel conducted a lot of experiments on plant breeding and gave the laws of inheritance. He selected garden pea for his experiments for three reasons which made it easier for him to figure out the patterns for heredity. The first reason is that the garden peas have a short life span due to which they are able to grow quickly and are therefore are easy to maintain.

The second reason is that the garden peas have bise-xual flowers and due to this reason they have the ability to self-pollinate. The third reason is that these plants have visible phenotypic characters which makes them easy to study.

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Answer:is that the full question

Explanation:

Sucrose will not yield a positive Fehling's test

A reducing sugar, or a sugar that can reduce copper ions, is detected using the ideal Fehling's test. Fehling's solution, which consists of copper(II) sulphate and a strong base, is mixed with a sugar solution to be tested, and the mixture is then heated.

During this process, the copper ions will be reduced to copper(I) oxide if a reducing sugar is available, and this copper(I) oxide will then react with the strong base to generate a precipitate of copper(I) hydroxide, which will change its color to red. A positive Fehling test result would be produced by reducing sugars like lactose, maltose, and other disaccharides, but not by non-reducing carbohydrates like sucrose.

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Probability of pulling one tile each from the two bags in example A and B are 2/5 and 3/5.

Considering example A, the bag has two red tiles and 3 blue tiles. Therefore, there are 5 tiles in total. Thus, probability of pulling a red tile is 2/5 and that of pulling a blue tile is 3/5. This can b illustrated from the following formula to find the probability:

Probability of finding a possibility= No. of a particular possibility/ Total number of possibilities

Example C and D will also have the same probabilities: 2/5 and 3/5 for red and blue tiles respectively. The area of mathematics known as probability deals with numerical representations of the likelihood that an event will occur or that a statement is true. An event's probability is a number between 0 and 1, where, roughly speaking, 0 denotes the event's impossibility and 1 denotes certainty.

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Answer:

it can cause damage to the Brian and heart.

Explanation:

Answer:

I know I am sure am going to have a wonderful day

Answer:

Explanation:

. The two ATP-producing processes can be viewed as glycolysis (the anaerobic part) followed by aerobic respiration

Answer:

blood flows through pores in the tissues

DNA polymerase enzyme proofreads the DNA molecule to minimize errors during DNA replication.

DNA polymerase enzymes are the enzyme that carries out DNA replication. During this mechanism, a wide range of errors can occur. DNA polymerase read the nucleotide in the template strand and pairs it with the complimentary nucleotide, that is adenine to thymine and guanine to cytosine. But errors occur all the time during this pairing.

But DNA polymerase also carries out proofreading along with the formation of the strand. When an incorrect nucleotide is paired, the whole mechanism is arrested. DNA polymerase identifies the errors by detecting the variation in the 3' OH group. The strand formation is stopped, and the incorrect nucleotide is replaced by the correct one, only after that the process continues.

The errors during DNA replication are rectified either by Base excision repair or Nucleotide excision repair. These are carried out by DNA polymerase as well as DNA ligase enzymes

DNA replication and proofreading are undertaken by the same enzyme, DNA polymerase.

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If the diplold (2n) number of chromosomes for this cell is four and the haploid number is two, are the daughter cells now diplold or haploidas it following telophase I there is a short interphase; however, there is not any DNA synthesis.

After telophase II, each chromosome in the haploid organism has been made up of one daughter chromosome. Meiosis has the type of cell division that will results in the halves of the number of the chromosomes in the daughter cells.

Four daughter cells with each of which has half its parent cell's chromosomes, are created during the meiosis. Meiosis I and II, the first and second division has steps of the meiotic process, each involve four stages: prophase, metaphase, anaphase, and telophase.

Therefore, If the diplold (2n) number of chromosomes for this cell is four and the haploid number is two, are the daughter cells now diplold or haploidas it following telophase I there is a short interphase; however, there is not any DNA synthesis.

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Replicated chromosomes divide twice during the meiotic process to create four haploid cells, commonly known as meiocytes (sperms and eggs).

Meiosis is the process by which diploid (2n) organisms create meiocytes, which have half the ploidy of the parents and are used for sexual reproduction.

For the zygote's genetic makeup to match that of its parents, meiocyte ploidy must be cut in half.  The separation and redistribution of chromosomes are accomplished during meiosis using methods similar to those used during mitosis.

Meiosis is the only process in which homologous chromosomes join up and undergo genetic recombination. Centrioles and chromosomes are replicated in the steps before meiosis, which are similar to those of mitosis.

Therefore, Replicated chromosomes divide twice during the meiotic process to create four haploid cells, commonly known as meiocytes (sperms and eggs).

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Organisms like clam, oysters and snails are all species of the phylum Mollusca who protect themselves from their enemies by hiding inside their shells.

Mollusca is the second largest phylum of the Animal kingdom that possess all invertebrate organisms. These are all aquatic organisms hat may be marine or freshwater resident. All the organisms of the phylum possess a solid shell that protects them.

Shells of the species of phylum Mollusca is a hard calcareous structure found on the external portion of the body. The main chemical component of the shell is calcium carbonate. Some animals have shell only on the upper side of the body while some have shells on both sides and are called bivalves.

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Leaves change color due to changes in the pigments that are present in the leaf. The most common pigments in leaves are chlorophyll, carotenoids, and anthocyanins.

Chlorophyll is the pigment primarily responsible for the green color of leaves and is present in all leaves. The level of chlorophyll in a leaf decreases as the days get shorter and temperatures cool in the fall, revealing other pigments. Carotenoids are pigments that give leaves their yellow and orange colors. These pigments are always present in leaves, but become more visible as the chlorophyll breaks down in the fall. Anthocyanins are pigments that give leaves their red, purple and blue colors. These pigments are produced by the plant in response to certain environmental stressors such as drought, high sunlight, and low temperatures. Additionally to these pigments, other factors such as nutrient availability and water stress can also affect the color of leaves.

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The number of each ecological term's right definition is as follows: Ecosystem (4, Biotic Components (6), Decomposer (5). These are the terms that are defined in the query.

Omnivores are several types of animals that consume both plants and other animals. They regularly eat a variety of substances, including plants, animals, algae, and fungi. They have the animal kingdom's most adaptable diet. Humans and crows are two examples of omnivorous creatures.

Eagle, owl, and kingfishers hunt for their prey rather than eating dead animals. As scavengers, crows, vultures, and kites consume dead animals. Animals known as scavengers eat rotting and dead vegetation and animals.

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Answer:

Diffusion

Explanation:

Diffusion is the net movement of particles

Explanation:

1.Hibernation by bears

2.migration by birds

3.alteration in reproduction mode

4.altered feeding habits

5.distinct modes of communication.

The most well-known impact of using non-renewable energy sources is the emission of greenhouse gases such as carbondioxide gas etc.

We pursue to use of non-renewable resources, in specific, carbon dioxide and methane give to climate change. Different types of non-renewable energy fuels emit high levels of greenhouse gases.

Minerals is used for making metals which are also non-renewable natural resources. Nonrenewable natural resources take extended than a person's lifespan to be returned. In fact, Non-renewable energy can take millions of years to form. Fossil fuels such as oil, coal, and gas will not last forever.

So we can conclude that The problem with non-renewable energies is the ecological impact of non-renewable energies · The fuel of climate change.

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The primary source of water for wetlands is from precipitation, such as rain.

This water of precipitation is absorbed by the soil and saturates the ground, eventually making its way into the wetland.

Other sources include groundwater, water runoff from rivers, streams, and lakes, and even direct connections to larger bodies of water. In some cases, wetlands are purposefully flooded to create a habitat.

The water level in a wetland is regulated by a variety of factors, including the size of the wetland, the amount of water that flows in, the amount of water that evaporates, and the amount of water that is absorbed by plants.

In addition, wetlands can be impacted by human activities, such as dam and reservoir construction and over-irrigation, which can lead to an increase or decrease in the water level.

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In the beginning of "The World on Turtle's Back," we can see that a character named just as "husband" is terrified of being punished for having destroyed the sacred tree that lit up the world where he lived.

"The World on Turtle's Back," is a myth created by the Iroquois to explain the origin of the earth and living things. In this myth, we can see:

There was a realm above the heavens that was created even before the earth was created.

This realm was inhabited by magical beings who did not die, grow old, or get sick. They were called the people of heaven.

There was a tree in the center of that realm that was holy.

The tree lit up the entire kingdom, since the sun did not exist.

One day, one of the women of the heavenly realm discovered that she was pregnant with twins. She is very happy and tells her husband, but he is furious with the news, to the point of pulling the sacred tree from the ground. This causes a hole and he throws his pregnant wife into that hole.

The man is terrified, not because he threw his wife to an unknown end, but because he destroyed the sacred tree and is afraid of being punished.

Despite the fall, the woman survives and gives birth to the twins who will create all the elements of planet earth.

With this, we can conclude that the Iroquois also created myths to explain things they did not know, such as the origin of the planet and human beings.

Your question is incomplete most probably your full question was

In the beginning of "The World on Turtle's Back," why did the husband become "terrified"? He was terrified the he might never see his wife again. He was terrified that his wife might fall through the hole in the sky. He was terrified that he would be punished for marring a sacred tree. He was terrified that the Great Tree would fall into the ocean.

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