EXAM review CH 3-5 7th

Front

What is a gene?

Back

A segment of DNA that gives instructions for making a protein.

Front

What does messenger RNA (mRNA) do?

Back

Copies the message from the DNA and takes it to the ribosomes.

Front

During which phase do chromosomes condense?

Back

Prophase.

Front

What does photosynthesis produce for plants?

Back

Glucose.

Front

What is the purpose of cellular respiration?

Back

To store or produce ATP.

Front

What is mitosis?

Back

The process of cell division that results in two identical daughter cells.

Front

What are the stages of the cell cycle?

Back

Interphase, mitosis, and cytokinesis.

Front

What happens during interphase?

Back

The cell grows, duplicates its DNA, and prepares for mitosis.

Front

What is the role of ribosomes in protein synthesis?

Back

They are the sites where proteins are assembled from amino acids.

Front

What is the difference between DNA and RNA?

Back

DNA is double-stranded and stores genetic information; RNA is single-stranded and helps in protein synthesis.