Answer:
C
Explanation:
Positive natural selection, or the tendency of beneficial traits to increase in prevalence (frequency) in a population, is the driving force behind adaptive evolution. ... At the molecular level, selection occurs when a particular DNA variant becomes more common because of its effect on the organisms that carry it.
I don't know but i think that the correct answer is that a long time ago the sea level was really high and mountains were under the sea and when the sea level got lower the mountains " got higher" and it took the fish with them
Answer:
C is not true, biotic compounds do in fact need abiotic factors.

The pain you feel from accidentally burning your hand while cooking is an example of
neurons taking information from your senses (touch, in this case) to your brain.
Which of the three types of neurons is this an example of?
Answer:
Motor is the correct Answer-
The central nervous system uses the information to send messages through motor neurons to tell the body how to respond to the information.
Hope this helps!