Unit 2 Cell Structure and Function

Front

What is an organelle?

Back

A specialized structure within a cell that carries out a specific function.

Front

What is the function of the vacuole in a cell?

Back

Stores water, food, and wastes.

Front

Which macromolecule makes up the majority of the cell membrane?

Back

Lipids.

Front

What is NOT a component of the cell theory?

Back

Cells are found in living and non-living things.

Front

What type of cellular transport uses vesicles and energy to move large molecules into the cell?

Back

Endocytosis.

Front

Define cell theory.

Back

A fundamental concept in biology that states: 1) All living things are made of cells, 2) Cells are the basic unit of life, 3) All cells come from other cells.

Front

What is the role of the cell membrane?

Back

Controls what goes in and out of the cell.

Front

What are the main types of macromolecules found in cells?

Back

Carbohydrates, lipids, proteins, and nucleic acids.

Front

What is facilitated diffusion?

Back

A process of passive transport that allows substances to cross membranes with the assistance of special proteins.

Front

What is osmosis?

Back

The diffusion of water across a selectively permeable membrane.