Which procedure is involved in the development of the fetus?

formation of a zygote

the start of mentruation

formation of organ systems

muscle contractions in the uterus

Respuesta :

Answer:

formation of organ systems

Explanation:

Actually, answer might be formation of organ systems b/c fetus are unborn offspring that have organ systems in place. Thus to develop a fetus the zygote has to multiply and eventually form organ systems (around 8 weeks from conception).

Formation of the zygote is the first step in developing a fetus