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Svetllana [295]
2 years ago
12

What is a stem cell?

Biology
1 answer:
Scorpion4ik [409]2 years ago
5 0

A stem cell are undifferentiated cells in tissues like bone marrow and the brain in the adult body.

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Explanation:

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What is the total amount of bones in the human body.
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List three parts of the scientific definition of the word "population."
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cevap:

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B. Erosion and D. Index fossils are geologic features that help scientists to determine relative ages of rocks by their positions.

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Why is Earth's climate changing?​
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