Biology Flashcard Review

Front

Which does only eukaryotic cells contain? Options: nucleus, DNA, cell membrane, ribosomes

Back

nucleus

Front

Which is true of prokaryotic and eukaryotic cells?

Back

Prokaryotic cells lack membrane-bound organelles, and eukaryotic cells contain membrane-bound organelles.

Front

What mutation has occurred here? T-G-A-C-C-A T-G-A-G-C-A

Back

Substitution

Front

The original DNA molecule segment is: TTACGCAAG The mutated DNA segment is: TTCGCAAG. This is an example of ___ mutation.

Back

Deletion

Front

Which mutation will cause translation to stop?

Back

Mutation 1 only

Front

Barnacles create home sites by attaching themselves to whales. This relationship neither harms nor benefits the whales.

Back

commensalism

Front

A relationship between two organisms in which both organisms benefit.

Back

Mutualism

Front

Mistletoe extracts water and nutrients from a spruce tree, which damages the tree.

Back

parasitism

Front

What type of symbiosis? Hummingbirds feed on nectar from flowers. The flowers are pollinated by hummingbirds as they move from flower to flower. Options: commensalism, mutualism, parasitism, predation

Back

mutualism

Front

A relationship between two organisms in which one organism benefits and the other is not helped nor harmed.

Back

Commensalism