Biology STAAR Review

Front

What is the complementary DNA strand for AGGTCA during replication?

Back

TCCAGT

Front

What is a change in an organism that allows it to survive in its environment?

Back

Adaptation

Front

How do lichens contribute to primary succession?

Back

Lichens begin to break down rock to form soil.

Front

In which phase of the cell cycle is DNA replicated?

Back

S phase

Front

What is the name given to lichen or algae after a primary succession?

Back

Pioneer species

Front

What is DNA replication?

Back

The process of making a copy of DNA before cell division.

Front

Define adaptation in biology.

Back

A trait that enhances an organism's ability to survive and reproduce in its environment.

Front

What role do pioneer species play in an ecosystem?

Back

They are the first organisms to colonize barren environments, initiating ecological succession.

Front

What is the function of lichens in an ecosystem?

Back

They help in soil formation and provide food for various organisms.

Front

What is the significance of the S phase in the cell cycle?

Back

It is the phase where DNA is replicated, ensuring each daughter cell receives a complete set of chromosomes.