Preparation for the fight-or-flight response includes activation of the _______ nervous system A. sympathetic B. somatic C. central D. parasympathetic

The Caribou is a large herbivore that is a primary consumer in the tundra biome. Some of the animals present in this ecosystem and classify them according to their position in the trophic hierarchy are:

Primary consumers: Caribou, hares, voles, and lemmings.

Secondary consumers: Wolverines, arctic foxes, snowy owls, lynx.

Tertiary consumers: Golden eagles, wolves, polar bears. The Caribou case study largely takes place in the tundra biome. The wolf, as a predator (and form of predation), is responsible for driving the caribou out of the valleys, away from abundant forage.

Atmospheric changes are causing health problems in both human populations and coral in the Caribbean by affecting ocean circulation and weather patterns, which in turn influence the health of both human and marine populations. Warmer waters caused by rising temperatures have contributed to coral bleaching and disease in the Caribbean.

In terms of ecosystem stability and predator-prey interactions, the concern over declining krill populations is that the decline of the krill population can negatively impact a variety of marine species that rely on krill as their primary food source.

Climate change is causing the decline of the caribou population in three ways as follows: The reduction in sea ice that the caribou require to avoid predators and to travel to different areas to forage;The effect of parasites on their immune systems due to the warmer temperatures; The shift in vegetation patterns due to climate change that reduces their food availability.

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For a cell to obtain more sugar the cell must use active transport to pump the sugar inside it .

Active transport is the movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration which occur against the concentration gradient . So , it requires cellular energy to achieve this action.

Main function of active transport is involves the movement of molecules from a region of lower concentration to a region of higher concentration with help of energy in form of ATP. examples of active transport include the absorption of glucose in the intestine of the human body and the uptake of minerals or ions into the root hair cells of plants.

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Answer:

Yes! Everything in this table is correct.

Explanation:

Answer:

the prefix, homo, means man or human.

Explanation:

The same.

Explanation:

Homogeneous is the same as something.

Heterogeneous is the opposite of something.

Answer: Transpiration

Explanation:

The lungs work directly with the heart to ensure other body tissues receive oxygen.

All of the body's cells receive oxygen and nutrition from the circulatory system, which also removes waste materials like carbon dioxide. The main organ of the circulatory system is the heart, which uses a network of blood veins to pump oxygen-rich blood to the rest of the body.

Gas exchange, which enables oxygen to enter the bloodstream and carbon dioxide to be expelled, is carried out by the lungs. Blood that lacks oxygen is sent from the heart by the pulmonary artery to the lungs, where it picks up oxygen before returning to the heart through the pulmonary vein. The remainder of the body is then supplied with the oxygen-rich blood.

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In this statement, the characteristic of life is growth, i.e the increase in number and size of cells.

The symptoms you mentioned, difficulty walking and frequent respiratory infections, are indicative of a rare genetic disorder called Ataxia-telangiectasia (A-T). A-T is caused by a mutation in a gene that plays a role in DNA repair, leading to high rates of radiation-induced genetic mutations.

In addition to respiratory and neurological symptoms, individuals with A-T may also have weakened immune systems and develop cancers at a young age. It seems like you are asking about Ataxia-telangiectasia and its associated symptoms. Ataxia-telangiectasia is a rare genetic disorder caused by a mutation in the ATM gene. This condition is characterized by difficulty walking due to cerebellar atrophy, which affects the coordination and balance of the body. Additionally, individuals with Ataxia-telangiectasia are more prone to frequent respiratory infections and have a higher rate of radiation-induced genetic mutations, increasing their risk of developing cancer.

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High rates of radiation-induced genetic mutations are generated by A-T, which is brought on by a mutation in a gene involved in DNA repair.

You stated having trouble walking, which is symptomatic of a rare genetic condition called ataxia-telangiectasia (A-T), as well as having repeated respiratory infections. A-T patients may have respiratory and neurological symptoms in addition to impaired immune systems and early cancer development.

You appear to be inquiring about ataxia-telangiectasia and its presenting symptoms. A mutation in the ATM gene results in the uncommon genetic condition known as ataxia-telangiectasia. As a result of cerebellar atrophy, which impairs the body's coordination and balance, this disorder is characterized by difficulties walking. Additionally, ataxia-telangiectasia patients are more likely to get repeated respiratory infections.

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Answer:

B. Human activities and natural events can damage the environment.,

Explanation:

Human activities are those activities carried out by a human being. The environment is being degraded daily as a result of the activities of man as well as natural occurrences e.g earthquake, tsunami, wild fire etc.

Human activities also called anthropogenic activities that damage the environment include sewage pollution, burning of fossil fuels, oil spillage etc. Hence, according to this question, human activities and natural events can damage the environment.

Explanation:

does this come for a story or is just a question?

Answer:

Rill - a small groove in soil created by run off.

Gully - a channel of connected grooves created by run off.

Stream - one of the many channels created to form a river.

Tributary - series of connected channels that fills with water.

Explanation:

Hope it helps.

Answer:

Ew edgeunuity

Explanation:

Answer:

Martian

Explanation:

The theory that individuals that are better suited to their environments are more likely to survive and reproduce is the basis of Charles Darwin's theory of evolution by natural selection.

Natural selection, or evolution, is a theory put out by Charles Darwin to explain how species of plants and animals evolve over time.

It says that:

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Answer:

1. Scientific probe.

2. Weather station.

3. Weather station.

4. Scientific probe.

Explanation:

1. Scientific probe: measures a variety of data, including pH levels and conductivity. Thus, a scientific probe is a device that is typically used for measuring science-based data such as electrical conductivity, pH levels, salinity etc., of various materials.

2. Weather station: measures temperature, humidity, wind speed, and pressure. Basically, a weather station comprises of various devices for measuring atmospheric conditions such as thermometers, barometers, hygrometer, wind vane etc., used for the measurement of temperature, atmospheric pressure, relative humidity and wind speed respectively.

3. Weather station: gathers information about local atmospheric conditions.

4. Scientific probe: can digitally record data, such as flow rate.

Answer:

SCIENTIFIC PROBE

1. measures a variety of data, including pH levels and conductivity

2. can digitally record data, such as flow rate

WEATHER STATION

1. measures temperature, humidity, wind speed, and pressure

2. gathers information about local atmospheric conditions

Explanation:

These are the correct matches for this question, I got it correct on my test

An investigation is carried out to determine the effect of exercise on the rate at which a person can squeeze a clothespin.

Muscle fatigue occurs during this activity when certain waste products collect in the muscle cells.

What is muscle?

Soft tissues include muscles. Your muscles are made up of numerous elastic fibres. Your body contains more than 600 muscles. The functions of various muscle groups vary. Some muscles enable you to move quickly—like running or jumping—or deftly—like threading a needle. You can breathe or digest food with the help of other muscles.

Contractile tissue in muscles is organised into coordinated systems. Human muscular systems are categorised based on their outward appearance and cell placement. The three muscle kinds are smooth, cardiac, and striated. Striated muscle makes up the majority of the body's muscle tissue and is virtually always connected to the bone.

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The kind of population change that Darwin observed on the Galápagos Islands is called divergent evolution.

This occurs when a population of organisms becomes isolated from the main population and faces different selective pressures, leading to the development of unique traits and adaptations over time. In the case of the Galápagos Islands, Darwin hypothesized that the isolated populations of animals that migrated from the mainland to the islands underwent divergent evolution, resulting in the formation of new species that were adapted to the unique environmental conditions of the islands. This process is thought to have occurred over millions of years, and it provides evidence for the idea that species can evolve and change over time in response to their environment.

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Answer:

C, 22 pairs

Explanation:

Humans have 22 pairs of autosomes

                                                                                                                                                        .................................................................

Answer:

Provides a water resistant barrier.

Explanation:

O Provides a protective layer around your heart and lungs.

Answer:

A - Provides a protective layer around your heart and lungs.

Explanation:

The integumentary system are the layers of skin that make up your visible body. The epidermis shields from water, the hypodermis maintains your body heat, and the dermis thermoregulates via blood cells.

The mitochondrion is a membrane-bound organelle that provides energy by ATP synthesis (oxidative phosphorylation)

The lysosome contains about 40 hydrolytic enzymes that help with cellular digestion.

The Golgi apparatus plays an important role in the excretion and packaging of vesicles.

TRUE - Facultative bacteria are able to grow and reproduce in both anaerobic and aerobic conditions.

Anaerobes: They are micro-organisms that do not require energy oxygen for metabolism. They can only survive in an environment that lacks oxygen.

Obligate anaerobes are bacteria typically living in various places naturally. Many of obligate anaerobes living in the human body, in places such as the mouth and gastrointestinal tract (most of the obligate anaerobes present their) where oxygen level present in very low concentration

They are capable of switching between aerobic respiration (using oxygen) and anaerobic respiration (without oxygen) depending on the availability of oxygen.

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The amount of energy used once you crest a hill and head down depends on a number of factors, including weight, speed, wind resistance.

Your weight, the heavier you are, the more energy you will use to move down the hill. Your speed, the faster you go, the more energy you will use. The slope of the hill, the steeper the hill, the more energy you will use. The wind resistance, if you are going downhill into the wind, you will use more energy than if you are going downhill with the wind at your back.

The amount of energy used increases as the speed and weight increase. However, even at high speeds and weights, the amount of energy used is still relatively small. For example, a 200-pound person going downhill at 20 mph will only use about 29 calories. This is a relatively small amount of energy, and it is easily offset by the calories burned by simply being alive.

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Option c is Correct. Monosodium glutamate is connected to umami flavor. One of the basic five flavors, along with sweet, sour, and salty, is umami, commonly referred to as monosodium glutamate.

Foods have an umami flavor, which is salty. Glutamate, inosinate, and guanylate are three naturally occurring substances that may be found in plants and meat.  Umami, which means "pleasant savory taste," has been compared to a meaty or brothy flavor. Foods like Parmesan cheese, seaweed, miso, and mushrooms that are rich in the amino acid glutamate have an umami flavor.

On the rough surface of the tongue, on the microvilli of taste buds in papillae, are taste receptors. Taste buds, which are tiny sensory organs made up of numerous taste cells, respond to tastes.

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Spur is an extension of tissues on various organs of the plants. In trees, spurs are the brief stems where the fruits and flowers arise. A spur on a flower is the indented expansion on the nectar of the flower. Its importance is for reproduction purposes.