Cells and Organelles Unit Test

Front

What organelle is responsible for cell respiration?

Back

Mitochondria

Front

In which phase of the cell cycle does a cell spend the longest time?

Back

Interphase

Front

What are two structures that differentiate plant cells from animal cells?

Back

Chloroplast and Cell Wall

Front

Which viral cycle is most destructive to the host?

Back

Lytic cycle

Front

What is the process called when small molecules move from high concentration to low concentration across the cell membrane?

Back

Diffusion

Front

What is the function of the cell membrane?

Back

To protect the cell and regulate what enters and exits.

Front

What is the role of ribosomes in a cell?

Back

To synthesize proteins.

Front

What is the main function of the nucleus?

Back

To store genetic information and control cell activities.

Front

What is osmosis?

Back

The movement of water molecules across a semipermeable membrane from low solute concentration to high solute concentration.

Front

What is the difference between active transport and passive transport?

Back

Active transport requires energy to move substances against their concentration gradient, while passive transport does not.