Question

1. a)All members of the Clade Mammalia have internal amniotic eggs, and there are no members of this group lay an external egg, as in Clade Reptilia.

   True

   False B.Some of the animals you examined in lab do not have a specialized organ to get oxygen from the environment.  Which of the following statements about that type of animal is TRUE?

		These animals are all microscopic (less than 1 mm in size).
		These animals rely on counter-current exchange to get oxygen.
		These animals are sessile as adults (do not move).
		These animals must be very thin (high surface area to volume ratio).
		These animals all live as internal parasites.

Answer 1

A.

Mammals are viviparous which means that they give birth to young ones.

Not all mammals give birth to young ones though. There some mammals which lay eggs.

Those mammals which lay eggs are Echidna and Platypus.

So, the answer is B false.

In the question below animal need to be mentioned. Please mention the animals and post again.