Answer:
Gamtetes are sex cells, for humans, this manifests as the sperm cell and the egg cell.
Explanation:
Gametes are haploid cells unlike most of our body cells that are diploid cells.
Number 5 is A plants. Fossils of ancient reptiles have been called Cynognathus and Mesosaurus have been found on South America and Africa.
It'll take an infinite amount of time.
The function seems to be f(x)=100(1/2)^x, which won't ever result in 0.