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7nadin3 [17]
3 years ago
8

How are symbiotic bacteria on the roots of some plants called legumes and the nitrogen cycle related?

Biology
1 answer:
GalinKa [24]3 years ago
3 0

Answer:

The bacteria found on roots, mainly on legumes, are related to the nitrogen cycle because nitrogen found in the environment is not usable by many species but because the bacteria can "fix" the nitrogen, it is usable by the plant which in turn it returned into the environment.

Explanation:

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Name the red pigment inside red blood cells that help to carry oxygen.
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Answer:

Hemoglobin.pulmonary artery.

Explanation:

1. about hemoglobin.Hemoglobin is the protein inside red blood cells. It carries oxygen.

2. about pulmonary artery.The pulmonary artery is a big artery that comes from the heart. It splits into two main branches, and brings blood from the heart to the lungs. At the lungs, the blood picks up oxygen and drops off carbon dioxide. The blood then returns to the heart through the pulmonary veins.

3. There exist a concentration difference of carbon dioxide and oxygen inside the alveoli and capillaries due to which the diffusion of the two gases takes place. The carbon dioxide moves from the blood to the alveoli sac and the oxygen moves from the sacs to the blood.

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1 year ago
Como se forma un tumor?
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Question:  

how does a tumor form?

Answer:

En general, los tumores ocurren cuando las células se dividen y se multiplican excesivamente en el cuerpo. Normalmente, el cuerpo controla la división y el crecimiento de las células.

English:  

In general, tumors occur when cells divide and multiply excessively in the body. Normally, the body controls the division and growth of cells.

4 0
3 years ago
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Which example shows an organism maintaining homeostasis?
Naddik [55]
The example that shows an organism maintaining homeostasis is b. a person sweating on a hot day. Homeostasis is an organism's ability to maintain a stable internal environment irrespective of the external environment. When a person's body overheats, the body releases water as perspiration or sweat to cool itself down. Another example is when a person gets cold, the hair on his arms and legs, stand up straight - to trap air circulating round his body, and heat it up. 
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A scientist wants to study the interactions of different birds in the southern part of a desert. What should the scientist do fi
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Answer;

C.Identify each bird species by using a dichotomous key.

Explanation;

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Explanation:

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