Yes it is, an example is a group of animals not treated with it died, but the animals that were survived--
<span>nerve cells need b 12 for proper functioning</span>
Explanation:
Its Meiosis because it allows the offspring produced during sexual reproduction to grow and develop. B) Meiosis joins together the sex cells during sexual reproduction to produce new offspring. I cant see your anwers to tell you whichit it so i hope this helps you.