Answer:
undifferentiated; blood
Explanation:
Hematopoietic stem cells are undifferentiated cells that develop into blood cells.
Answer:
Nonmetallic
Explanation:
I just took the assignment and I am Big Brain.
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Answer:
Electromagnetic waves are formed when an electric field comes in contact with a magnetic field. They are hence known as 'electromagnetic' waves.
Explanation:
The arctic environment is deathly cold, hence the thick blubber on animals so they can handle freezing temperatures