Which type of organisms within the domain Eukarya is composed of organisms that are generally unicellular (single-celled)?

Which branch of biology is concerned with the naming and classifying of organisms?

Biologists can divide living organisms into two groups: autotrophs and heterotrophs, which differ in _________.

The proposal that one type of organism can change into another type over a long period of time is known as:

What did Linnaeus' system of naming organisms ensure?

a. Two different organisms never end up with the same genus and species name.

b. Two different organisms have the same genus and species name if they are closely related.

c. The genus name is different for closely related species.

d. The species name is the same for each organism in a genus.