Content
some particles can pass through the cell membrane while others cannot is known as:
selectively permeable
Why are cells small:
if they grow too large they cannot function well enough to live
Moving from higher concentration to lower concentration is known as:
diffusion
when cells capture energy from the sun and use it to make food:
photosynthesis
diffusion of water molecules is known as:
osmosis
what are protein made of:
Carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur
Movement of material through a cell using its own energy
active transport
movement of material through a cell without using energy:
passive transport