Question

Select 3 that apply.

Mammals are grouped into:
monotremes
larval
marsupials
placentals
cartilaginous

Answer 1

What is the definition of a mammary gland?
A)a mammal which gives birth to a fetus that moves into a pouch for protection and nourishment
B)having a placenta, the organ that nourishes young until birth
C)the gland of a mammal that produces milk for the young
D)a mammal that has just one passage for elimination and egg laying
E)a tube that connects an unborn baby to its mother for nourishment

Answer 2

monotremes, marsupials, placentals

Answer 3

C) the gland of a mammal that produces milk for the young.