Answer:
Within the bone marrow, all blood cells originate from a single type of unspecialized cell called a stem cell. When a stem cell divides, it first becomes an immature red blood cell, white blood cell, or platelet-producing cell.
Explanation:
I am not sure if this helps you....
The connection between the beginning of life and the
universal genetic code is that they all started with a simple one celled
molecule. The Universal genetic code is a common language for almost all
organisms to translate nucleotide sequence of deoxyribonucleic acid that is DNA
and ribonucleic acid that is RNA to amino acid sequences of proteins. All
living Organisms have a genetic code generally represented by the sequence of
nucleotides in their DNA.
Explanation:
observation learning= watching an experienced nurse, dr., perform an observation, hypothesis, etc.
always needing facts 2 prove the above.
my answer is A..
Answer:
without the sun we probably be freezing that's why we need the son it keeps us warm and the sun gives use radiation energy which could help us power things.
Explanation:
