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Questions tagged 'Placenta'

2 questions

L
Lyla Hamill I

Jan 03, 2025

Do frogs have a placenta?Kangaroos? rabbits?

I have a serious question and would appreciate your help. Do frogs, kangaroos, or rabbits have a placenta? Thank you!

A
Anonymous

Nov 20, 2024

The outer cells of a blastocyst become the , an organ that offers protection and nourishment. once the blastocyst has implanted in

The outer cells of a blastocyst develop into the placenta, an organ that provides protection and nourishment. Once the blastocyst has implanted in the uterus, it is referred to as an embryo. After eig...