Hudson Biology Midterm Exam

Front

What is the purpose of DNA replication before cell division?

Back

To ensure genetic information is transferred into daughter cells.

Front

What type of transport does not require energy?

Back

Passive transport.

Front

What is the main purpose of Mitosis?

Back

Growth of an organism and repair of damaged tissue.

Front

What is a hypothesis?

Back

A testable statement, e.g., 'If I leave milk out of the refrigerator, then it will grow bacteria.'

Front

What is a segment of DNA that codes for a specific protein called?

Back

Gene.

Front

What is the role of chromosomes in cell division?

Back

They carry genetic information that is passed to daughter cells.

Front

What is the difference between mitosis and meiosis?

Back

Mitosis results in two identical daughter cells, while meiosis results in four genetically diverse gametes.

Front

What is the function of the cell membrane?

Back

To regulate what enters and exits the cell.

Front

What is osmosis?

Back

The diffusion of water across a selectively permeable membrane.

Front

What is the role of ribosomes in a cell?

Back

To synthesize proteins.