The series that occurs after a disturbance in an existing ecosystem is called ______________
A. Primary succession.
B. Secondary succession.
C. Disturbance succession.
D. Pioneer succession.

Answer:

thats easy

Explanation:

Males are called sperms and females are called eggs

Animals classified as amphibians, or members of the class Amphibia, include frogs.

Thus, Amphibians are land and aquatic creatures that occasionally solely live in the water until they are completely grown.

They have wet skin that allows water to enter and exit, and the majority of them spend a portion of their lives in the water (during the tadpole-like larva stage before they mature). Amphibian literally translates as "both life."

Frogs and toads have about 2,000 species, salamanders (including newts) have about 300 species, and caecilians have about 160 species. There are three orders of amphibians.

Thus, Animals classified as amphibians, or members of the class Amphibia, include frogs.

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Mechanical stress on weight-bearing bones plays a large part in bone remodeling. Gravity is the single factor that plays the largest role in maintaining adequate bone strength.

It is the function of gravity to provide mechanical stress or load to the bones. It is the result of this mechanical stress that bones get the specific density that is required for support.

It is due to this reason that astronauts tend to exercise regularly in space so that their bone density can be maintained.

If bone density is not maintained by gravity, then bones can lose their strength, and hence a body will difficulty in support and movement.

Bones have the ability to reshape and remodel themselves. Hence, constant stress shall be applied to them for their strengthening. Gravity acts as a single factor that is continuous in applying stress to the bones.

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The CMB provides evidence for big bang theory, how the universe expanded into different group of particles with varying energy levels.

The Big Bang theory is a scientific theory about how the whole universe started, and how it is made into the groups of stars called as galaxies which we see today. The universe began as very hot, small, and dense space, with no stars, atoms, form, or structure.

The detection of the Cosmic Microwave Background (CMB), for the radiation which are left over from the birth of the universe, that provided the strongest possible evidence which the universe expanded from an initial violent explosion, known as the big bang.

The spots on the map corresponds to the photon energies which are at the time of the last scattering of photons by electrons in the space. The areas of higher energy levels are blue, while the areas of low energy levels are red.

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Answer:

Help with what exactly

Explanation:

Answer:

idj

Explanation:

Fermentation can only take place in an anaerobic environment because yeast is relatively anaerobic. When there is oxygen present, yeast engages in aerobic metabolism.

Yeast fermentation: When oxygen is present, yeast engages in aerobic respiration, converting carbohydrates (a source of sugar) into carbon dioxide and water. In the absence of oxygen, yeast ferments carbohydrates and produces carbon dioxide.

Through the process of electron transfer and oxygen, yeast mitochondria regenerate NAD+. Alcohol and CO2 are created during the fermentation process, which essentially only takes place in the absence of oxygen (resulting in carbonation). The roommate left the bucket open to the air, which provided the yeast with an ongoing supply of oxygen.

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Answer:

it's A

Explanation:

Answer:

A. PULLING

Explanation:

Edg 2020

Answer:

I honestly have no clue. Sorry

Explanation:

Answer:

true :)

Explanation:

here is the answer

Explanation:

Once an acquired mutation is transmitted along throughout generations, it becomes hereditary.

Answer:

The gene for enzyme transposase is carried by a plasmid.

Ingestants are allergens that enter through the respiratory system, whereas are allergens that enter through the mouth. An allergic reaction to specific foods, such as fruits, vegetables, and nuts, is known as oral allergy syndrome (OAS).

If you have a cross-reactive allergy to grass, trees, or other pollens, it occurs most frequently. OAS produces itching in the lips, mouth, and throat but seldom results in serious symptoms. via way of the nose. via use of the mouth. via means of the hairs. Such allergens only cause digestive system inflammation when they enter the body through the mouth. Nose: Small particles and gaseous allergens, such as pollen, spores, dust, and chemicals, enter the body through the nose. Coughing, sneezing, runny nose, itching, and watery eyes are its hallmark symptoms.

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allergens that enter through the mouth are called , while allergens that enter through the respiratory tract are called ______.

The production of lactose by the mammary gland does not require the ingestion of milk or milk products.

The woman will be able to breastfeed her baby because she can produce lactose from amino acids and other carbohydrates. She will not have to eat pure galactose or even lactose to do so. Glucose, which can be provided by gluconeogenesis or obtained from the diet can be converted to UDP-galactose.

UDP-galactose reacts with free glucose to form lactose. α-Lactalbumin is a protein that serves as the modifier of galactosyltransferase, which catalyzes this reaction. The amino acids of α lactalbumin can be used to produce glucose, but the immediate products of α-lactalbumin degradation are not lactose. Carbohydrates cannot be synthesized from fats.

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Asexual reproduction has the drawback that organisms do not inherit a mixture of features from both parents.

The process of reproduction is how living things create more of their own kind. Contrary to other body systems, the reproductive system is not necessary to maintain an individual's life, even though it is necessary to preserve a species.

It is a biological process by which living things create children that are similar to them. The continuation of many species on Earth is guaranteed via reproduction. The species won't be able to survive for very long without reproduction, and it might go extinct soon.

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Answer:

Sea breezes occur during hot, summer days because of the unequal heating rates of land and water. During the day, the land surface heats up faster than the water surface. Therefore, the air above the land is warmer than the air above the ocean.

Explanation:

HOPE IT HELPS (≧▽≦)

Reduction of fluid losses at the kidneys due to the retention of Na+ is the action of aldosterone.

Aldosterone is the primary mineralocorticoid steroid hormone generated by the adrenal cortex's zona glomerulosa. It is required for salt retention in the kidney, salivary glands, sweat glands, and colon. The effect of aldosterone is to reduce fluid losses in the kidneys due to Na+ retention. The adrenal cortex produces steroid hormones (the outer layer of the adrenal gland). It regulates the water and salt balance in the kidney by keeping sodium in and releasing potassium from the body. Excess aldosterone can result in elevated blood pressure and fluid buildup in bodily tissues.

Here,

The effect of aldosterone is to reduce fluid losses in the kidneys due to Na+ retention.

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Meat such as beef or turkey can be sliced, marinated, and then dried in a dehydrator or low-heat oven to make dried meat . The dried meat can be stored for several months and is a convenient snack for on-the-go.

Dehydration is a food preservation method that involves removing water from food, reducing its weight and volume, and slowing down the growth of bacteria, yeasts, and molds that cause spoilage.

This process can be accomplished through various methods such as air-drying, sun-drying, or using a dehydrator.

Dehydrated foods include dried fruits and vegetables, dried meat, granola, crackers, and dried soups.

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Prolyl hydroxylase be more likely to have a a cobalt center, because it is commonly found in hydroxylases. The correct option is c.

Prolyl hydroxylase is an enzyme involved in the post-translational modification of proteins, specifically in the hydroxylation of proline residues. It is known to require a metal cofactor for its enzymatic activity.

In the case of prolyl hydroxylase, the metal center is commonly a non-heme iron(II) ion. The iron(II) ion plays a crucial role in the catalytic mechanism of prolyl hydroxylase, facilitating the hydroxylation reaction by transferring oxygen from molecular oxygen (O2) to the proline residue.

Therefore, option d: Cobalt, because it can exist in multiple redox states and is more similar to iron, is incorrect. While cobalt can indeed exist in multiple redox states and has some similarities to iron, it is not typically found as the metal center in prolyl hydroxylase.

Options a and b propose magnesium as a potential metal center for prolyl hydroxylase. However, magnesium is unlikely to be the metal center for this enzyme. Magnesium does play important roles in various biological processes and is divalent, but it is not commonly associated with prolyl hydroxylase.

The most appropriate answer is c: Cobalt, because it is commonly found in hydroxylases. While cobalt is not typically associated with prolyl hydroxylase, it is indeed found in other hydroxylases, such as the oxygen-sensing enzymes known as prolyl hydroxylases involved in the regulation of hypoxia-inducible factor (HIF) stability.

In summary, prolyl hydroxylase is more likely to have an iron(II) center rather than a magnesium or cobalt center. Iron(II) is the metal cofactor commonly associated with prolyl hydroxylase, facilitating its enzymatic activity in the hydroxylation of proline residues.

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Answer:

Breathing in and eating food

Explanation:

To sum it up easily is the reactants for cellular resperation is glucose (sugar) and Oxygen. First we get oxygen from breathing (Obviously). Second we get glucose from eating foods.

The pharynx is where the air and food channels intersect. Air may enter the pharynx via breathing, which always occurs through the mouth or nose. The transition from an airway to a food channel occurs during swallowing. Thus, option D is correct.

The oxygen you breathe is used by your body cells to convert the food you consume into energy. It is known as cellular respiration.

The cell uses oxygen during cellular respiration to metabolize sugar. The energy your body need is created when sugar is broken down.

That implies that you must use more effort to breathe in enough of it when eating. Your lungs and diaphragm are crammed by the food in your stomach, which makes it tougher for them to do their jobs.

Therefore, breathing in air and eating food activities provide the reactants for cellular respiration.

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The two possible consequences will an increased population of water fleas lead to: 1. An increased population of water fleas may disrupt the balance between predators and prey.

Population is the total number of people or organisms in a given area or region. It is usually measured as the number of individuals within a defined geographical area. Populations can be composed of any species, including humans, animals, and plants. The size of a population can be determined through censuses or surveys and is usually expressed as a number of individuals per unit area. Population growth can be affected by a variety of factors such as immigration, emigration, births, deaths, disease, and environmental change.

2. An increased population of water fleas may lead to decreased oxygen levels in the water, as the water fleas consume oxygen and release carbon dioxide.

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Hippocampal cells that become active only when the subject is in particular locations are called: Place cells

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To determine the number of hours that have passed since the original two bacteria were placed in the dish, we can use the fact that the number of bacteria quadruples every hour.

Starting with two bacteria, we can observe the progression:

Hour 1: 2 bacteria

Hour 2: 2 x 4 = 8 bacteria

Hour 3: 8 x 4 = 32 bacteria

Hour 4: 32 x 4 = 128 bacteria

Hour 5: 128 x 4 = 512 bacteria

Hour 6: 512 x 4 = 2048 bacteria

Hour 7: 2048 x 4 = 8192 bacteria

Hour 8: 8192 x 4 = 32768 bacteria

Hour 9: 32768 x 4 = 131072 bacteria

Therefore, it took 9 hours for the number of bacteria to reach 131,072.

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The energy required to drive the water transport inside the plants is derived from: (C) sun.

The solar heat from the sun causes the evaporation of water from the top region of the plants. This creates a negative pressure on the top region of the plants. This pressure causes the water to be transported from the roots to the top of the plants.

Water transport is the travelling of water from the roots to the leaves of the plants. This is a unidirectional pathway. The roots absorb water from the soil and the transport takes place by means of the xylem components.

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Based on the given data:

The Earth is the third planet from the Sun.

The Earth is actually more elliptical than circular, despite the fact that it looks to be spherical from space.

The equatorial diameter is slightly bigger than the distance between the north and south poles, measuring 7930 miles instead of 7900. Simply multiplying 7915 miles, the average diameter of the Earth, by pi, 3.14159, yields the circumference of the planet.

Thus, the circumference of the Earth is approximately 25,000 miles.

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Answer:

C. The plant exists as a diploid organism, a and at other times as haploid.

Explanation:

Plant generations alternate. They go back and forth between sporophyte and gametophyte.

A gametophyte is a generation. Haploid gametophytes exist. They therefore possess a single pair of chromosomes. Spora are the source of gametophytes. Gametophytes develop into large, tall organisms before producing gametes. Thus, the name. A plant embryo is created when these gametes—which are the sperm and eggs of a plant—combine. This embryo occasionally has a covering of seed surrounding it for protection. In certain cases, the seed is even surrounded by fruit.

the sporophyte develops from the embryo. Sporophytes, like you and I, are diploid. They therefore have two sets of chromosomes that are identical ("di"=2). Sporophytes develop into large, tall organisms before producing spores. Thus, the name. Since meiosis is how these spores are produced, they only contain one set of chromosomes. The spores disperse into the environment and develop into gametophytes.

So, to summarize, gametophyte > gametes > embryo > sporophyte > sporophyte > sopre > gametophyte > gametes > and so on. Until a chance genetic mutation results in a significant alteration.

___________________________________________________

A generation that alternates between haploid and diploid (or tetraploid/diploid, hexaploidy/triploid, etc.) is said to be alternating.

On the surface, this alternating of generations between most land plants resembles animal gametes, but in plants, the cells formed during meiosis are not the gametes themselves; instead, the gametes are later created by those cells during mitosis. Consequently, in place of:

2n -> Meiosis -> n (gamete) -> fusion -> 2n

we have

2n -> meiosis -> n (gametophyte e.g. pollen) -> mitosis -> n (gamete e.g. sperm) -> fusion -> 2n

The haploid generation is morphologically identical to the diploid generation in many lower plants. The dominant theory holds that plants' capacity to go through mitosis after meiosis but before fusion spontaneously developed. The less popular theory contends that plants have alternated generations throughout time and that as land plants got more specialized over time, natural selection drove the gametophyte to drastically decrease over time. These are referred to as the homologous and antithetic hypotheses, respectively.

The primary evolutionary benefit of diploid organisms is their ability to conceal harmful genes using two gene copies. The high level of specialization offered for each generation, one for growth and one for reproduction, is another benefit.    

Numerous natural formations display the cardioid shape, which has biological relevance, which is determined by the equation r = 6 - 4cos().

The form of some animal hearts, including those of some cephalopods and sea gastropods, is one striking example. These species' cardioid-shaped hearts have developed to help them efficiently pump blood throughout their bodies. Their physiological demands are supported by the high blood flow that is maintained by the cardioid shape's narrowing apex. Additionally, certain flower species, such as several cyclamen species, have a cardioid-like arrangement of their petals. By offering an ideal landing site, its design helps to draw pollinators. The cardioid shape thus exhibits functional modifications for circulation and reproduction in biology.

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--The complete Question is, What is the biological significance of the cardioid shape in nature? Explain any patterns or phenomena observed in biological structures that resemble or approximate a cardioid shape. How does the equation for the cardioid, given as r = 6 - 4cos(θ), relate to these biological structures? Discuss any potential implications of the equation for understanding the functions or adaptations of organisms that exhibit cardioid-like structures. Provide examples of organisms or biological systems where the cardioid shape is prominent and explain how this shape benefits their survival, reproduction, or other biological processes. --

According to Newton's second law of motion, Force = mass x Acceleration.

According to Newton's second law of motion, Force = mass X acceleration. This means that the force applied to an object is directly proportional to its mass and the acceleration it experiences. In other words, the greater the mass of an object, the greater the force required to accelerate it, and the greater the acceleration, the greater the force required to produce it. This relationship between force, mass, and acceleration is fundamental to our understanding of motion and is essential in many areas of physics, engineering, and everyday life. So, the long answer is that according to Newton's second law of motion, force is equal to mass multiplied by acceleration.

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