Biology Semester 2 Final (Module 16)

a structure that allows an embryo to be nourished by a mother's blood supply

inherited behavior performed correctly by all members of a species; without previous experience

In monotremes, the fertilized egg develops within the mother for only a few days and no placenta is formed.

Which of the following is NOT a characteristic of birds

What have flight engineers learned by studying the wings of birds?

Guard hair is a soft, insulating layer of fur next to the animal's skin.

feathers with hooked and smooth barbules, allowing barbules to interlock

The duck-billed platypus and the echidna are the only mammals that are not viviparous.

When a bird dips its bill into its oil gland and then runs the bill over its feathers is called

Flight engineers learned several things from studying birds. Which of the following is NOT one of those things?

According to the five kingdom system, what kingdom contains only heterotrophic eukaryotes?

any response an animal makes to changes in its environment

feathers with smooth barbules but not hooked barbules

This set of feathers on a bird lies flush against the wing during flight and lifted when it lands

a learned behavior in which an animal learns not to repond to repeated stimulus that conveys little or no important info

specialized organs in mammals that produce milk to nourish the young

In marsupials, the fertilized egg develops within the mother for only a few days and no placenta is formed.

a change in behavior resulting from experience; it is not inherited

Horses are born with a full coat of hair, can stand, walk and run within hours. This means

Mice are born hairless, blind and weak. This means