The answer to this question is B. i am 110% positive.
Answer:
C. Genetic Exchange
A covalent bond is a chemical bond which involves the sharing of atoms.
It might be 23% because 77% of water covers earth and most of the water is either polluted or salt water.
Answer:
Cells on either side of the cut pull toward each other until they close the gap.
~Hope this helps!~
