Question

1. How does basic chemistry differ within a particular species of organism?

A. Certain chemicals may vary greatly from one individual to another.

B. Most chemical compounds are completely different in different individuals.

C. The individuals are all identical in terms of biochemistry.

D. It is impossible to know the basic biochemistry of the species.

2. Which organisms are most closely related to each other?

A. A mushroom and a snail

B. An orchid and a bee

C. Bacteria and archaea

D. Algae and bacteria

3. What characteristics would identify a newly discovered organism as a prokaryote?

A. It is relatively small compared to most human cells and produced compounds that are useful to humans.

B. It lacked membrane-bound organelles and were unicellular.

C. It lacked membrane-bound organelles and could make its own food.

D. It is unicellular and immobile.

4. What is adaptive radiation?

A. The ability of a species to survive in all environments.

B. The diversification of one or a few species into a varied group of descendant species.

C. The beneficial interaction between two or more different species.

D. The development of specialized features in a particular species.

Answer 1