The Chelicerates and Pancrustaceans are members of a huge phyla. Briefly answer each question in response to
each question about these two groups.
1. Which specific phylum do these specific clades belong to?
2. Choose two organisms, one chelicerate and one pancrustacean, and briefly discuss a common, specific
anatomical feature that unites them in thier current taxonomic group.
3. Discuss a different anatomical feature, for each organism, that demonstrates how each is different and has
adapted for thier partiular environment.

Answer:

Traits are determined by genes. A gene is the basic physical and functional unit of heredity. Genes are made up of DNA. Some genes act as instructions to make molecules called proteins.

Cells exchange materials with the environment around them because they get rid of wastes and take in nutrients. Thus, the correct option is D.

A Cellular exchange may be defined as the process through which waste products and other toxins within muscles are interchanged with healthy nutrients and oxygen.

When the biological process of cellular exchange increases, muscles become healthier and stronger as compared to normal and are less likely to cause abnormal circumstances like fatigue and weakening.

Therefore, the main reason for the cellular exchange is to get rid of waste and take in nutrients. Thus, the correct option is D.

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Answer:

Bioinformatics is correct answer.

Explanation:

Yea, any questions?

ask me then.

Most articles pass right through the atom, this means that most of the atom is an empty space.

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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Itching and other skin problems are signs that a cat or dog may have flea. Fleas are parasites known for their biting and blood-sucking abilities. When they bite, flea saliva enters the pet’s circulatory system, sometimes causing an allergic response commonly seen as a “hot spot” on the pet’s neck or the base of its tail.

Fleas are tiny parasitic insects that infest the fur of dogs and cats. They feed on blood and cause skin irritation that results in itching. If the problem is severe, it can lead to more significant health issues. Pet owners should watch for signs of fleas and treat their pets promptly to avoid complications. Fleas lay eggs on the skin of dogs and cats, which hatch and develop into larvae.

The larvae feed on the skin, shedding as they mature. Adult fleas emerge from the larvae, biting the host to feed on blood. The process repeats itself, with adult fleas continuing to lay eggs on the skin of the pet.The most common sign of fleas in dogs and cats is itching. Pets will often scratch themselves, bite their skin, or lick excessively to relieve the irritation.

Other signs of fleas include red or inflamed skin, hair loss, and the appearance of small, raised bumps on the skin. These bumps are often referred to as "flea dirt" and are the waste products of the fleas. In severe cases, anemia, an allergic reaction, or the transmission of other parasites or diseases can occur.

Flea infestations can be treated with a variety of products, including topical treatments, shampoos, and collars. It is essential to follow the instructions on the product label and treat the pet and the surrounding environment to eliminate the fleas. Prevention is key to avoiding flea infestations, so pet owners should maintain a regular grooming and flea prevention schedule.

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The worm and roller steering components are basically the same found in the recirculating ball/ parallelogram system. This statement is true.

Many vehicles and SUVs currently feature recirculating-ball steering. Compared to a rack-and-pinion system, the linkage that rotates the wheels is slightly different.

A worm gear is part of the recirculating-ball steering system. The gear can be visualized in two sections. A block of metal with a threaded hole makes up the first component. The outside of this block has gear teeth carved into it that engage a gear to move the pitman arm (see diagram above). A threaded rod that fits into the hole in the block and looks like a bolt is how the steering wheel is attached to it. The bolt is turned when the steering wheel does. This bolt is retained fixed so that it won't twist into the block any further, unlike a typical bolt, which would.

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Answer:

Pure White and Dark Blue

Explanation:

They are the only species in the fourth generation so it would make sense if they reproduced

The brain and spinal cord are part of the central nervous system.

The electrical charges that act as nervous signals are called action potentials or nerve impulses.

Jellyfish do not have a brain. Instead, their nervous system is called a nerve net.

After nervous systems began to develop in bilaterally symmetric animals, some developed ventral nerve cords, while chordates developed dorsal nerve cords.

Skeletons that allow for movement by using muscles and squeezing liquid to change the body shape are called hydrostatic skeletons.

Exoskeletons do not grow with arthropods, and so occasionally must be shed and regrown from chitin.

Muscles move endo- and exoskeletons by contracting and relaxing.

Fertilization is the joining of two gametes called sperm and egg.

A fish that lays her eggs in a cluster is initiating cluster or mass fertilization.

Amniotic eggs are an adaptation by reptiles to allow for reproduction and embryo development on land.

Describe three different strategies used by three different animals to thermoregulate.

If you see a snake coiled up in a sunny patch of grass, what can you probably conclude about the type of thermoregulator it is. Why?

If you see a snake coiled up in a sunny patch of grass, you can probably conclude that the snake is an ectotherm. Ectotherms rely on external heat sources, such as the sun, to regulate their body temperature. By basking in the sun, the snake absorbs heat, which helps raise its body temperature to a suitable level for proper physiological functioning.

Answer:

1. central

2. action potential

3. nerve net

4. dorsal

5. hydrostatic

6. Exoskeletons

7. contraction/contracting

8. Fertilization

9. external fertilization

10. Eggs

11. Animals with fur thermoregulate by panting. Winged birds will flap against their mouths/heads to dissipate heat. Humans will produce sweat to evaporatively cool. Polar bears have developed blubber. Bears drop body temperatures during hibernation.

12. Seeing a snake using the warmth of the sun leads us to conclude that it is likely a thermo conformer that cannot produce its own body heat.

dissolving a salt of a weak acid or base in water

Answer:

Cotton seems to have been cultivated in Kashmir till the early years of the 20th century, but the cultivation was discontinued perhaps because of economic non-viability.

Explanation:

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Answer: c.

Explanation:

There would be no differences between the two populations. Therefore, option (C) is correct.

Dandelions are capable of reproducing both sexually and asexually. Cross-pollination occurs in sexually reproducing dandelions when the pollen from the male reproductive organ of one flower is carried by insects or the wind to the female reproductive organ of another flower. This process results in the mixing of genetic material from different individuals, which can lead to genetic variation and increased adaptability of the population to changing environments.

However, dandelions are also capable of asexual reproduction through a process called apomixis. Apomixis allows dandelions to produce genetically identical offspring without the need for fertilization or cross-pollination. This adaptation allows dandelions to thrive in a variety of environments and rapidly colonize new areas.

While cross-pollination can increase genetic diversity, it is not necessary for the success of dandelions as a species. A single dandelion plant is capable of producing many seeds, each of which has the potential to grow into a new plant, allowing dandelions to easily spread and establish new populations without the need for cross-pollination.

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The distribution of invertebrates among different colors suggests that the type of predator targeting them might have color preference or selectivity.

The fact that there are significantly more blue invertebrates (30) compared to black (25), brown (25), yellow (6), and orange (4) indicates that the predator might have a preference for blue-colored prey. This preference is evidenced by the higher number of blue invertebrates captured compared to other colors.

Additionally, the predator seems to show a relatively equal preference for black and brown invertebrates since their numbers are the same. However, it is important to note that the sample size of the invertebrates may affect the observed distribution, and further investigation would be required to draw definitive conclusions.

Understanding the predator's color preference can provide insights into its visual perception and hunting strategies. It could indicate that the predator has developed adaptations to target specific color morphs or that certain colors are more conspicuous or attractive to the predator's visual system.
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Answer:

b. The enzyme and substrate would be stuck together.

Explanation:

Enzymes are proteins whose active site binds to specific chemical reactants (i.e., substrates), thereby forming a complex that is similar to the interaction between a lock and its key. This active complex lowers the energy of the reaction and promotes a conformational change in the substrate to break down it into multiple products. When the enzyme contains mutations in its active site, the ability to bind the substrate is altered. In this case, the enzymatic reaction can't occur because the interaction enzyme-substrate doesn't produce an active complex.

In the process of mutation of a proteolytic enzyme, the enzyme and the substrate would be stuck together.

The process of mutation of a proteolytic enzyme is a ubiquitous and permanent post-translational alteration that involves the restricted and highly selective hydrolysis of a protein's peptide and isopeptide bonds by a protease.

We know that enzymes are proteins that have an activation site that binds to certain chemical reactant molecules (e.g substrates), generating a complex akin to the interaction of a lock and its key.

This active complex decreases the reaction's energy and induces a conformational shift in the chemical reactant molecule (substrate), therefore allowing it to be broken down into numerous products.

The capacity of the enzyme to interact with the substrate is changed and altered when it has mutations in its activation site.

Therefore, this enzymatic reaction cannot take place in this scenario due to the fact that the enzyme-substrate contact does not form an active complex.

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Answer:

The statement that depends on the absolute dating of events is this: The oldest Earth rocks are 3.9 billion years old. Absolute dating is the method of determining the specific date of an archaeological or paleontological artifact.

Answer:

It says that the oldest Earth rocks are 3.9 trillion years old, and they depend on the absolute adaptations of events. Absolute dating is the mechanism through which an archaeological or paleontological artifact determines a particular date.

Explanation:

Geologists must often know the material age they encounter. They use absolute data systems, sometimes referred to as numerical dates, to provide rocks with the actual date or date range for years to come. It differs from relative dates, which only time-consuming geologic events.

In contrast to the relative date, the absolute date represents a certain age or range which places occurrences among events without age being measured. The most absolute ages for rocks are reached by radiometric methods. Minerals are radioactive in rocks like geological watches.

Explanation:

Consumers such obtain as need otters the materials they cellular foriration environment from resp the. these materials through They obtain the process of. ingestion Otters typically obtain energy-rich food such as fish, crabs, and clams, which like molecules glucose contain proteins, and, lipids, which for important are alliration cellular resp. These in broken down are the molecules system releasing, digestive energy and small molecules that are transportedter the ot’ intos, such cells as glucose oxygen and, which are both essential for cellular respiration.

Once these the in are molecules cells, are, they mitochond to transported powerhouse of the theria, where they cell take part- energy the inproducing process of cellulariration resp.uc Gloseria enters and the mitochond is broken down in a series of chemical that reactions release energy and such as ATP molecules form, which is the ofergy currency the cell. At the same time oxygen, is used help break down to the glucose, dioxide in as resulting by carbonproducts and. ATP The produced is used by the

Answer:

Explanation:

Combustion of fossil fuels: Burning coal, oil, and natural gas to produce energy releases carbon dioxide (CO2) into the atmosphere.

Other processes that can release carbon into the air include:

Deforestation: Trees absorb carbon dioxide through photosynthesis, and cutting down forests can release the carbon stored in the trees and soil.

Volcanic activity: Volcanic eruptions can release carbon dioxide and other greenhouse gases into the atmosphere.

Decomposition: When organic matter such as plants, animals, and other living organisms decompose, they release carbon dioxide and other gases into the atmosphere.

Ocean outgassing: The ocean absorbs and releases carbon dioxide as part of its natural cycles, and some of this carbon can be released into the air.

It's important to note that while some of these processes are natural, human activities such as burning fossil fuels and deforestation have significantly increased the amount of carbon dioxide in the atmosphere, leading to climate change.

The cross between a plant grown from a round, yellow seed and a plant grown from a wrinkled, yellow seed produces four progeny types in the F1 generation.

This cross is an example of a monohybrid cross, which involves the study of one characteristic, such as seed shape and seed color, at a time. In this case, the F1 generation will display only one phenotype for seed shape (round) and one phenotype for seed color (yellow). This result is due to the dominant alleles for these traits, which hide the recessive alleles. The F1 generation can then be self-pollinated or crossed with another plant to produce the F2 generation, which will display a ratio of phenotypes for the traits being studied. This cross provides valuable information about the inheritance of specific traits and the dominant/recessive relationship between alleles.

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Answer:

A person who is interested in learning more about the "fight or flight" response may pursue a career in endocrinology

Explanation:

This is a problem in the field of ecology.

The problem of quagga mussels in the lake is an ecological issue that requires scientific assessment and management.

It falls under the discipline of ecology, which studies the relationships between organisms and their environment.

Ecologists investigate the impacts of invasive species on the ecosystem and devise strategies to control their spread and minimize their effects.

In this case, scientists will need to examine the size of the quagga mussel population, their distribution, and their ecological interactions with native species.

They will also need to recommend measures to prevent further introduction of quagga mussels and to manage their population growth, such as using chemical treatments or biological controls.

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Answer:

Explain how the daily energy needs are different between the zebra and its predator, the lion. Be certain to include any  pertinent differences in the digestibility of these organisms’ food sources, along with differences in digestive tracts and  energy spent on digesting. Cite any behaviors you feel may play a role as well.

Answer:

Explanation:

m

Warming trends are strongest in the Arctic region, where 2018 saw the continued loss of sea ice. This occurs because as the Arctic experiences warming, the resulting sea ice and snow loss significantly lowers the albedo of the Arctic.

Not all animals is impacted equally by ice melt. While certain creatures, such as polar bears, may suffer because of the melt, other animals may benefit, such as having a larger habitat or food supply.

For instance, sea ice melting increases the amount of sunlight that reaches the ocean, stimulating phytoplankton photosynthesis. More phytoplankton results from less sea ice.

Additionally, species that use phytoplankton, like the Bowhead whale, will discover that their food source increases in abundance when sea ice melts.

Therefore, Warming trends are strongest in the Arctic region, where 2018 saw the continued loss of sea ice. This occurs because as the Arctic experiences warming, the resulting sea ice and snow loss significantly lowers the albedo of the Arctic.

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Answer:

Global warming 100%  one of them.  And Air pollution.

Explanation:

Good luck

Among the strategies our bodies have developed to keep our airways clean, it could be mentioned the hairs of our nouse, which avoid bigger particles to reach our lungs, but also a substance needed for this process is the pleural fluid, which covers the internal tissues of our lungs, and its epithelium to get those more little particles to not reach our alveoli, neutralizing them before.

The correct answer then is the first one: A. Pleural fluid in the thoracic cavity.

Answer:

The answer is A Saprobic

Explanation:

The decomposers are called Saprotoph, they feed on the remains of dead organic matter.

Answer:

36

Explanation:

you times the amount chromosomes by 2

Anaerobic respiration can happen in any cells, they can change from aerobic to anaerobic respiration when there is not enough oxygen, or if energy is needed quickly because even when it releases less energy, it is faster than aerobic respiration.

This means the answer is C.

Answer:

Striated skeletal muscle cells form the voluntary contraction muscles.

Statements and explanation:

Are extremely long cells when compared to other cells in the body: it´s dimensions are reached thanks to the fusion of several hundred undifferentiated muscle cells called myoblasts and their subsequent elongation.

Have striations: its most outstanding characteristic: the presence of a succession of light and dark striae, in the central sector of its sarcoplasm. The striae appear perpendicular to the long axis of the myocyte. They are formed by alternating light and dark areas within each myofibril.

Answer:

An organism will adapt to survive an environment. For example if an environment is very cold the organism will develop a thicker coat to trap in heat. Another example is if it is an environment with many trees, an organism might develop claws to climb trees or a tail to assist with balance and climbing

Explanation:

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Answer:

I am pretty sure it is c

Explanation:

It is the most logical sorry if im wrong

The statement which represents a negative consequence of humans being hunter-gatherers is that they had to move around to find food. Thus, the correct option for this question is C.

Hunter-gatherers may be defined as the type of person who considerably depends primarily on wild foods for subsistence. They are humans who do not practice agriculture for subsistence, but, instead, rely on what they can gather, forage, and hunt for their food supply.

The negative impact was on the animals who fed on those plants as they would have had much less food to eat. In addition, as their hunting skills became more efficient, hunter-gatherers hunted some animal species to extinction. Due to this continuous process, they had to move around to find food in other locations.

Therefore, the correct option for this question is C.

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