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neonofarm [45]
2 years ago
14

What is an independent variable?

Biology
1 answer:
gladu [14]2 years ago
7 0

Answer:

B. the variable that is changed and being tested

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The proportion of mottled fish will increase over time because of the construction company that dumps a load of gravel in the bottom of the lake which give it a mottled appearance that made the mottled fish invisible by their major predator which is the wading bird that hunts them by sight.

 





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Michael, 25 years old, has had mitral valve regurgitation since age four, after having rheumatic fever. michael is planning to g
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The answer is penicillin

Rheumatic fever is a disease that caused by Group A streptococcus infection. The bacteria has component that similar to the heart valve cells, makes the immune cell attack it. The drug of choice for this infection is penicillin G benzathine injection. It is one of penicillin family drug that has high prevalence of allergy reaction, so you must be aware.

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Which ecosystems are found in intertidal zones? Check all that apply. Estuaries tide pools coral reefs kelp forests salt marshes
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The ecosystem is defined as the stable interaction of biotic and abiotic factors in the surroundings. The intertidal is a zone of ecosystem found between land and water.

<h3>What is the Intertidal Zone of Ecosystem?</h3>

  • The intertidal zone is defined as the point or site where the ocean meets the land between high and low tides. The zone can be found at any point where the land meets the ocean.

  • The ecosystem found in the intertidal zones are estuaries, tide pools, and salt marshes.

Thus, the intertidal zone supports the ecosystem of marshes, tidal pools, and estuaries.

Learn more about the <u>ecosystem </u>here:

brainly.com/question/1673533

7 0
2 years ago
The central communication conduit between the brain and the rest of the body is the
Gwar [14]

The central communication conduit between the brain and the rest of the body is the spinal cord. The spinal cord is a long thin structure that comes from medulla oblongata in the brain stem to the bottom of the spine. The spinal cord is made up of nerves that transmit messages between the brain and the rest of the body.






7 0
3 years ago
What element increases after giving blood?
DaniilM [7]
<span>Reticulocytes are immature red blood cells. Red blood cells that haven't fully developed, yet. When our bodies lose a large amount of blood, we rapidly produce reticulocytes, so that our bodies can quickly replenish their red blood supplies. And obviously, when we donate blood, we lose blood.</span>

6 0
3 years ago
Read 2 more answers
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