In a food web, energy is transferred from one organism to another. As energy moves between the trophic levels, only a small amount of energy is passed to the next level. Most food webs begin with the energy of producers. Where do producers get their energy? A) All energy originates with producers. B) Producers get their energy from the soil C) Producers decompose organisms to create energy. D) Producers use solar energy to produce glucose in the process of photosynthesis.

The label A represents mitochondria. The mitochondria is also called the powerhouse of the cell which converts glucose to energy rich molecules of ATP.

Label B represents nucleus. Nucleus contains the genetic material or DNA, RNA , nucleolus, chromatin fibres and proteins. It contains the chromosomes which control the hereditary characteristics.

Label C represents lysosome. Lysosomes contain digestive juices which breaks down large cell parts and large molecules and helps in intracellular digestion.

Label D represents rough endoplasmic reticulum having ribosomes.

The rough endoplasmic reticulum provides surface for protein synthesis. It is also used to transport cellular contents from one cell to another.

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Answer:

Yes, I'm pretty sure it is. Hopefully, this helps.

Explanation:

Answer:

yee

Explanation:

Answer:2H2+O2 gives 2H20

Explanation:

because the river is blank, how could it not end into blank??

im just doing this fr points lol

thx btw

Answer: Open watersheds rivers rain into ocean

Explanation: but blank rivers drain into blank could mean anything, unless there are words you can choose from than that will narrow it down

Answer:

Carbohydrates would be the answer.

Explanation:

Bread and grains both have carbohydrates.

Answer: Chlamydomonas is a genus of green algae

Explanation:

The two basic modes of immune response are as follows:1. Innate immunity: Innate immunity is a type of immune response that is present at birth.

It involves nonspecific defense mechanisms that protect the body from pathogens, including physical barriers, chemical secretions, and immune system cells. Innate immunity is the first line of defense against infection, and it is the body's initial response to invading pathogens.2.

Adaptive immunity: Adaptive immunity is a type of immune response that is acquired throughout life. It is a specific response to a particular pathogen that has previously infected the body. The adaptive immune response involves the recognition of specific antigens by immune cells called lymphocytes.

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The plants may be wet due to either dew or condensation. Dew is the small droplets of water that form on surfaces when the temperature drops overnight.

This happens when the air is saturated with moisture and the temperature has cooled to the dew point. Condensation occurs when warm air meets a cooler surface, like the leaves of a plant. As the warm air cools, its moisture content decreases, and the water droplets are released.

To determine which process is causing the wetness, observe the air temperature. If the temperature is below the dew point, then dew is likely the cause. If the temperature is above the dew point, then condensation is likely to blame.

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Answer:

Oxygen

Explanation:

When excessive minerals(N.P.K) and nutrient are released into the body of water from leaching and other sources,(detergents,fertilizers application,sewage etc )which leads to  corresponding increase in the population of algae(algae boom)the condition is called Eutrophication.

This disrupts the oxygen cycle because,the increased algae population(algae boom) makes use of available oxygen in the habitat for respiration.With continue supply of the  nutrients,the population continue to rise.The competition for oxygen with other fauna leads to shortage of available oxygen,and therefore death of these fauna,and later of the algae.

The decomposing bacteria,also used the fragment pf oxygen to decompose the algae and other dead fauna,further reducing the oxygen levels of the water,with increase in water pollution.

Answer:

nitrogen because...

Explanation:

When nitrogen and phosphorus from fertilizer are carried in runoff to lakes and oceans, they can cause eutrophication, the overgrowth of algae.

A person's DNA can determine their risk of developing certain diseases, which can have a major genetic impact on their health.

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Its receptor is probably not related to the plasma membrane because vitamin A is a relatively tiny, lipid-soluble substance that can act as a hormone.

The complete question is,

A relatively small, lipid-soluble substance called vitamin A has hormone-like properties. Its receptor is most likely an ion channel receptor, a protein kinase receptor, involved a G protein, not attached to the plasma membrane, nonexistent, or none of the above; vitamin A does not have a receptor.

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Ingestion of contaminated food and Contaminated soil or dust gets into a wound are the possible transmission methods for botulism. Hence the correct option is A.

Botulism is a rare but serious illness caused by the toxin produced by Clostridium botulinum bacteria. The primary mode of transmission for botulism is through the ingestion of contaminated food. When certain food items, such as improperly canned foods or preserved meats, are contaminated with the botulinum toxin, consuming these contaminated foods can lead to botulism. The toxin can affect the nervous system, causing muscle weakness and paralysis.

Another possible transmission method for botulism is when contaminated soil or dust enters a wound. Clostridium botulinum spores are commonly found in the environment, including soil and dust. If these spores enter an open wound, they can germinate and produce the toxin, leading to localized botulism infection.

Hence the correct option is A.

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Answer:

2015

Explanation:

The owl population experienced population overshoot between 1995 and 2000 because of increased competition for resources.

An iron cube has sides that measure 0. 5 meter. The cube is cooled from 95°C to 75°C. the change in volume of the iron cube is -9 × 10⁻⁵ m³.

The change in volume of the iron cube can be calculated using the formula: ΔV = 3αV₀ΔT, where ΔV is the change in volume, α is the coefficient of linear expansion, V₀ is the initial volume, and ΔT is the change in temperature.
Given:
α = 12 × 10⁻⁶ °C⁻¹ (coefficient of linear expansion for iron)
V₀ = 0.5³ = 0.125 m³ (initial volume of the cube)
ΔT = 75 - 95 = -20°C (change in temperature)
Plugging in the values into the formula:
ΔV = 3αV₀ΔT
ΔV = 3 × 12 × 10⁻⁶ °C⁻¹ × 0.125 m³ × (-20°C)
ΔV = -9 × 10⁻⁵ m³
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In light of the information, the following statement is definitely true is the overall conversion is greater than the single-pass conversion (Option B).

A separation unit is used in the process described in the question. A stream of pure A can be recycled back into the fresh feed stream. The outlet stream of the reactor is fed into the separation unit which allows the pure A to be separated from the mixture. Therefore, it is clear that the recycle stream is pure A.

We know that a portion of pure A entering the reactor will form B. The outlet stream of the reactor is fed into the separation unit. This separation unit separates the formed B from the mixture and the pure A is recycled back. Therefore, we know that the mixture in the separation unit outlet stream only contains species B. Hence, the overall conversion is greater than the single-pass conversion.

Thus, the correct option is B.

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Option c  ATP (Adenosine triphosphate) production in halophilic archaea that contain bacteriorhodopsin differs from ATP production in cyanobacteria in that only cyanobacteria oxidize water.

A relatively recent functional water product called oxidize water has oxygen added to it during the canning or bottling process. It is asserted that the additional oxygen has health advantages, such as facilitating the body's detoxification process and enhancing the metabolism of alcohol. The liver, blood, and immune system appear to be unaffected by prolonged oxygenated water ingestion. In addition, it causes a brief, modest rise in oxygen radicals in the blood. Water that has been oxygenated can be useful if you want to improve the health of your skin naturally. That's because it can aid in oxygenating your skin cells, which can aid in enhancing the tone and texture of your skin. Your skin gets the oxygen it needs when it is oxygenated, so your skin cells can

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Information presented in this population pyramid best justify that Nigeria has a faster rate of growth than any of its neighbors.

The population pyramid represents the breakdown of the population by gender and age at a given point in time. It consists of two histograms, one for each gender where the numbers are shown horizontally and the ages vertically.

There are generally three types of population pyramids created from age-sex distributions expansive, constrictive and stationary. A Population Pyramid is a graph that shows the age-sex distribution of a given population. It a graphic profile of the population's residents.

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Answer:

c

Explanation:

Answer:

c. a ball rolling from point A to point B

Explanation:

a is talking about the position of the train

b is talking about the length of the track

d is talking about the distance a student is from somewhere.

So from taking all these options out we are left with C because the ball is actually moving and when something moves it is in motion.

The best example that shows the levels of organization in a multicellular organism from the smallest level to the largest is cell, tissue, organ, organ system, organism. Thus, option B is correct.

Cell theory is a scientific theory that's help to learn how living organisms are made up of cells, that's they are the basic structure unit of all organisms, and that all cells from pre-existing cells.

Prokaryotic cells are single-celled microorganisms known to be  earliest on earth.Eukaroyotic cell have a nucleus enclosed within the nuclear membrane and form large and complex organism.

Difference between unicellular and multicellular.

The main difference between unicellular organisms and multicellular organisms is that unicellular organism is unspecialised it means all the body function depends upon only on the single cell and in multicellular organism there is specific cells for specific purposes.

Multicellular and unicellular organisms are perform almost all the life running activities and processes such as respiration, reproduction digestion, breathing, and metabolism.

In unicellular organism division of labour is at the organ level on the other hand in multicellular the division of labour at cellular, tissue, organs and organ system level. Unicellular organism has simple body organization and multicellular organism have complex body organism.

Therefore,the best example that shows the levels of organization in a multicellular organism from the smallest level to the largest is cell, tissue, organ, organ system, organism. Thus, option B is correct.

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The correct answer is Phosphorus I just took the test.

Answer:

i give them nutrients ...lol

Explanation:

mushrooms get the nutrients from metobolizing non living organic matter..

Explanation:

In glycolysis, for each molecule of glucose oxidized to. Two molecules of ATP are used and two molecules of ATP are produced. Two molecules of ATP are used and four molecules of ATP are produced. four molecules of ATP are used and two molecules of ATP are produced. Two molecules of ATP are used and six molecules of ATP are produced. six molecules of ATP are used and six molecules of ATP are produced. Why is glycolysis described as having an investment phase and a payoff phase? It both splits molecules and assembles molecules. It attaches and detaches phosphate groups. It uses glucose and generates. It shifts molecules from cytosol to mitochondrion. It uses stored ATP and then forms a net increase in ATP. Which of the following intermediary metabolites enters the citric acid cycle and is formed, in part, by the removal of a carbon (CO_2) from molecule of pyruvate? lactate -3-phosphate oxaloacetate acetly CoA citrate During cellular repiration, acetly CoA accumulates in which location? cytosol mitochonodrial outer membrane mitochonodrial inner membrane mitochonodrial intermembranc space mitochondrial matrix How many carbon atoms are fed into the citric acid as a result of the oxidation of one molecule of lyruvate? two four six eight ten Carbon dioxide (CO_2) is released during which of the following stages of celluar respiration? glycolysis and the oxidation of pyruvate to acetyl CoA oxidation of pyruvate

The muscle tissue that maintains posture, body position, and stabilizes joints is known as "skeletal muscle."

The muscle tissue responsible for maintaining posture, body position, and stabilizing joints is known as skeletal muscle or postural muscle. Skeletal muscle is a type of striated muscle tissue that is attached to the bones of the skeleton and is under voluntary control.

It plays a vital role in supporting the body against the force of gravity and maintaining proper alignment and stability during various activities.

Postural muscles are constantly active and work in coordination to hold the body upright, preventing it from collapsing or slumping. These muscles provide the necessary tension to counteract the downward pull of gravity and keep the body in an upright position.

They are particularly important in maintaining posture while sitting, standing, or performing activities that require prolonged periods of static positioning.

Additionally, postural muscles stabilize joints by providing support and minimizing excessive movement or joint displacement. They act as dynamic stabilizers, keeping the joints aligned and protected during movements and preventing injuries.

Examples of postural muscles include the erector spinae group in the back, which helps maintain an upright posture, and the quadriceps and hamstrings in the thighs, which provide stability to the knee joint.

Regular exercise and strength training can help improve the function and endurance of postural muscles, leading to better posture, reduced strain, and improved overall stability.

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The process by which newborn, unspecialized cells become specialized is called differentiation. For example, single cell zygote developing into embryo and more.

Cell differentiation, or cellular differentiation, is the process through which a cell experiences changes in gene expression in order to become a more specialized cell type. The process of cell differentiation permits multicellular organisms to develop cell kinds and body designs with specialized functions. Genetics and their interplay with the environment determine the process of cell differentiation.

During embryonic development, larval metamorphosis, and asexual reproduction, progenitor cells differentiate. Adult organisms rebuild tissues and regrow lost sections.

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The cell cycle is the process by which cells divide and multiply. It is made up of two major stages: interphase and mitosis. The interphase is divided into three phases: G1, S, and G2. The DNA replicates during the S phase of the interphase, which is followed by the mitosis phase. The cell cycle is controlled by signals that regulate cell division.

How do cells receive external signals, such as growth factors, which result in cells "knowing" when to divide? Growth factors are external signals that cells use to regulate cell growth and division. Growth factors are proteins that are secreted by cells to stimulate growth and division. Growth factors attach to receptors on the surface of cells, causing a series of events inside the cell that ultimately result in cell division. The growth factors that control cell division are called mitogens.

Mitogens are responsible for stimulating cells to enter the cell cycle, and they do so by binding to specific receptors on the surface of the cell. This causes a cascade of signaling events within the cell, ultimately leading to the activation of key cell cycle proteins that drive cell division. Hence, the growth factors attach to receptors on the surface of the cells which ultimately results in cell division.

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The incorrect choice is D. Light has a constant speed of 300,000,000 m/s in any medium.

Actually, wave speed differs from one medium through another, since wave speed is a property that depends on medium in which a wave is propagating. so we can say that it's speed varies from medium to medium.

Answer:

Intermolecular forces. Water is a dipole and acts like a magnet, with the oxygen end having a negative charge and the hydrogen end having a positive charge. These charged ends can attract other water molecules.





HOPE THIS HELPS, HAVE A GREAT DAY!!~

Explanation:

Hello Fluffy Stawberry~

Answer: Intermolecular forces

Hope this helps have a nice day

From: Fluffy Stawberry~

Answer:

All the parts of the cell involved in getting oxygen into your cells so it can help release energy are Mitochondria , Ribosomes ,Peroxisomes and Vesicles.

Explanation: Explaination of all four  parts of the cell involved in getting oxygen into our cells so it can help release energy-

Hence , the parts of the cell involved in getting oxygen into our cells so it can release energy are mitochondria (the main part), ribosomes ,peroxisomes and vesicles.

Answer:

D

Explanation:

Cells must replicate their DNA and organelles to split evenly between the two new cells, and to be able to have the cells be equal size to other cells, they must grow large as well.

D. all of the above

Since, all options are correct. Therefore, option D is correct.

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