PMI. The point of maximal impulse.
B. is the correct answer because not all genes are actively coding,RNA is not code for protein synthesis, also DNA does not contain a number of segments that code for specific proteins.
The answer is DNA polumerase ( its A)
hope this helps
Cervix is the narrow opening of the uterus that extends in the vagina.
The answer is A, Sound waves must have materials to bump together to transfer the waves.