Valves ensure blood flows toward your heart. Vein valves work to bring the blood that flowed down via arteries back up to your heart.
C: Met-phe-Asp-Acid-Asp-Ser-Met-Stop
Somatic mutations can be passed on. B is the correct answer
<span>d. The majority of bacteria on earth can cause disease, if given the opportunity.
Most bacteria don't cause disease and some are even beneficial to the body (good bacteria). </span>
Answer:
the process of DNA replication is called semi conservative because it results in two DNAs having a new strand and a old strand which is from the original DNA molecule