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algol [13]
3 years ago
6

HELP PAST DUE AND NO WEBISTES/ FAKE LINKS

Biology
1 answer:
poizon [28]3 years ago
4 0

Answer:

When a certain amount of water is heated up, it expands, increasing in volume changing the density. This goes for when it’s heated or cooled; the density then changes.

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I need help please.
Karolina [17]

Answer:

1. Can bacteria affect any cell? How does it target?

Bacteria are much larger than viruses, and they are too large to be taken up by receptor-mediated endocytosis. Instead, they enter host cells through phagocytosis. Phagocytosis of bacteria is a normal function of macrophages. They patrol the tissues of the body and ingest and destroy unwanted microbes.

2. What causes the damage to your tissues?

When the body sustains damage from trauma, disease or simple wear and tear, it normally results in the formation of a lesion or cartilage gap on your joint surface.

Explanation:

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7 0
3 years ago
During photosynthesis, the energy used to pump protons comes from ___________, whereas in cellular respiration it comes from ___
Annette [7]

During photosynthesis, the energy used to pump protons comes from ______light_____, whereas in cellular respiration it comes from ______NADH/FADH₂_______.

<h3>What are the steps in photosynthesis?</h3>
  1. The first step in photosynthesis is the absorption of light by chlorophyll bound to chloroplast thylakoid proteins. The absorbed light energy is used to remove electrons from electron donors such as water to form oxygen.
  2. The electrons are then transferred to the primary electron acceptor, quinine (Q.). Electrons are further transferred from the primary electron acceptor to the final electron acceptor (usually NADP⁺).
  3. Proton transfer from the thylakoid lumen to the stroma via the F₀F₁ complex generates ATP from ADP and Pi.
  4. The NADP and ATP produced in steps 2 and 3 provide the energy, and the electrons power the process of reducing the carbon to a six-carbon sugar molecule.

The first three steps of photosynthesis, are directly dependent on light energy and are thus, called light reactions, while the reactions in the last step are independent of light and thus are termed dark reactions.

To know more about photosynthesis visit:

brainly.com/question/1388366

#SPJ4

5 0
1 year ago
The U. S House of Representatives voted to outlaw a specific type of biological experimental procedures. Proponents of the bill
DaniilM [7]

The U. S House of Representatives voted to outlaw a specific type of biological experimental procedures. Proponents of the bill called certain experiments ghoulish, immoral and dangerous, but others argued that it was immoral to prevent research that might ultimately help people with incurable ailments like Alzheimer's disease, diabetes and spinal cord injuries. In fact, advances in this area are consistently made overseas, because opposition to such research is so strong in this country. In this example, research in the fields of cloning and stem cell harvesting are being hindered in the United States.

6 0
4 years ago
Read 2 more answers
What does mitochondria do
Ira Lisetskai [31]

Answer:

<h2>Mitochondria are small structures that make energy in almost all of your cells. They do it by combining oxygen with fuel molecules (sugars and fats) that come from food. When mitochondria are faulty, cells don't have enough energy.</h2>

Explanation:

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5 0
3 years ago
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Which of the following eukaryotic cell organelles is specific to plant
patriot [66]

Answer: Cell wall

Explanation:

7 0
4 years ago
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