What kind of reproduction involves two different sexes?
What kind of cell are sperm and ova?
In humans, what is the male gamete?
In humans, what is the female gamete?
Where are sperm made?
Where are ova made?
What do we call a cell that is adapted to perform a specific function?
What is the function of the cell membrane
What is the function of the mitrochondria?
What is the function of the nucleus?