The spermatogonia are the cells that initiate spermatozoa
spermatogonia ----> spermatocytes ------> spermatids -----> sperm
If you mean sex with humans is they are both cells.
Sperm
germ cells
spermatogenesis
Sperm Cells
germ cells
All gametes, including sperm cells, are formed through a process called meiosis.
sperm
Conception
You don't want to know. ( He,he!) Sperm cells are are produced in specialised tissue called the germinal epithelium. During puberty, hormones stimulate the sperm cells to become active. The process for producing sperm cells is called spermatogenesis.
where each process occurs: sperm: in the male gonads(means sex organ)called the testes egg; in the female gonads called the ovaris the relative #s of gametes(sex cells) produced by each process: sperm:4 sex cells are produced in equal size egg:4 sex cells are produce but they are unequal in size