Electron transport chain produces the most atp
Answer:
First, the zygote becomes a solid ball of cells. Then it becomes a hollow ball of cells called a blastocyst. Inside the uterus, the blastocyst implants in the wall of the uterus, where it develops into an embryo attached to a placenta and surrounded by fluid-filled membranes.
Commensalism is when one organism B. Benefits and the other is unaffected.
Ah, I'm not sure. I hope someone helps you!
