Cells Vocab

Front

Structure in a cell enabling specific functions.

Back

Cell Organelle

Front

Tendency of an organism to maintain balance for health and function

Back

Homeostasis

Front

Movement across a cell membrane without energy

Back

Passive Transport

Front

Movement of substances across a membrane requiring energy, against the concentration gradient.

Back

Active Transport

Front

A membrane that allows some molecules to pass but blocks others is

Back

Semipermeable

Front

Hypotonic solution:

Back

Higher solute concentration than another solution.

Front

Hypertonic solution:

Back

Less solute, more water than another solution.

Front

Isotonic solution:

Back

Two solutions with the same osmotic pressure across a semipermeable membrane, allowing free water movement without changing solute concentration.

Front

Nucleus: organelle where eukaryotic genetic material is located; control center of the cell.

Back

Nucleus