protein

moves material in/out of cell

carrier protein

facilitated diffusion

channel protein

gates

carbphydrates

stores energy

glycoproteins/glycolipid

cell receptors/signalers

cholesterol

controls movement

Anton Van Leeuwenhoek

Animacules

Robert Hooke

Cells

Matt

Plants have cells

Theodor

Animals have cells

Rudolph

Preexsiting