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guapka [62]
3 years ago
9

Human red blood cells contain an important protein called?

Biology
1 answer:
Vika [28.1K]3 years ago
7 0

Answer:

Explanation:

Red cells contain a special protein called hemoglobin, which helps carry oxygen from the lungs to the rest of the body and then returns carbon dioxide from the body to the lungs so it can be exhaled. Blood appears red because of the large number of red blood cells, which get their color from the hemoglobin.

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Why must an experiment or a survey be controlled? What is the difference between the control group and the experimental group in
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An experiment or survey must be controlled in order to receive accurate results.

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Exponential is the missing word
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