When a stem cell divides, each new cell can either stay a stem cell or become a specialized cell, such as a muscle cell, a red blood cell, or a brain cell.
Just typing cause they told me I have to
Answer:
1 and 2
Explanation:
30 778×1.6
=49 244.8Km
Answer: enters, receptor protein, neucleus, chromatin DNA protein complex, triggers mRNA production, specific protein
