Cell Organelles

Front

Function of controlling what enters or leaves the cell.

Back

Cell Membrane

Front

This cell organelle helps organisms maintain homeostasis by controlling what substances may enter or leave cells. Options: vacuole, nucleus, cell membrane, cell wall

Back

cell membrane

Front

Which statement best describes the cell membrane? Options: The protective outer layer that controls what enters and leaves the cell.
, Stores information on DNA molecules / Directs and controls the activities of the cell.
, A folded membrane that moves materials around inside cells / Also acts as the site of manufacturing materials needed by the cell.
, The smallest organelle with a huge job / Makes proteins, which are the building blocks of the body.

Back

The protective outer layer that controls what enters and leaves the cell.

Front

The model that describes the current understanding of the cell (plasma) membrane structure is: fluidity model, fluid mosaic model, semi-permeable model, flexible mixture model.

Back

fluid mosaic model

Front

What is the "big idea" of the fluid mosaic model of plasma membranes?

Back

A plasma membrane is a MOSAIC of components that move FREELY and FLUIDLY.

Front

How does a cell maintain homeostasis?

Back

Regulates what enters and leaves the cell

Front

What organelle controls and regulates cellular activity?

Back

Nucleus

Front

Which of the following is an enzyme filled organelle that breaks down waste in the cell? Options: lysosomes, chloroplast, mitochondria, Golgi apparatus

Back

lysosomes

Front

What is the function of vacuoles?

Back

storage of salt, H₂O, food, and waste

Front

What is the fluid inside a cell called?

Back

Cytoplasm