2023 Cells Unit Pre and Post Test

Front

What is passive transport?

Back

Passive transport is the movement of substances across a cell membrane without the use of energy. It relies on concentration gradients.

Front

What is active transport?

Back

Active transport is the movement of substances across a cell membrane using energy, often against a concentration gradient.

Front

What do cells need for active transport?

Back

Cells need energy to transport particles by active transport.

Front

Which body systems are responsible for delivering oxygen to cells?

Back

The respiratory and circulatory systems work together to get oxygen to your cells.

Front

What organelle is responsible for protein synthesis?

Back

Ribosomes are the organelles that make proteins.

Front

What is mitosis?

Back

Mitosis is the process of cell division that results in two identical daughter cells.

Front

What phase of mitosis occurs first?

Back

Prophase is the first phase of mitosis.

Front

What is osmosis?

Back

Osmosis is the diffusion of water across a selectively permeable membrane.

Front

What is the function of the nucleus?

Back

The nucleus is the organelle that contains the cell's genetic material and controls its activities.

Front

What is the role of lysosomes?

Back

Lysosomes are organelles that contain enzymes to break down waste materials and cellular debris.