Pieces and Parts
Ins and Outs
Macromolecules
Form and Function
100

membrane-bound cell

structure with a specialized function

organelle

100

movement from an area of higher concentration to an area of lower concentration

diffusion

100

substance that forms

by joining many small molecules

macromolecule

200

stiff structure outside the cell membrane

cell wall

200

process during which a cell’s vesicles release their contents outside the cell

exocytosis

200

large macromolecule that does not dissolve in water

lipid

200

series of chemical

reactions that convert energy in

food molecules into ATP

cellular respiration

300

directs all cell activities and contains DNA

nucleus

300

movement of

substances through a cell membrane

using the cell’s energy

active transport

300

macromolecule that forms when a long chain of nucleotides join together

nucleic acid

300

reaction used to obtain

energy from food when oxygen

levels are low

fermentation

400

membrane-bound

organelle that uses light energy and

makes food

chloroplast

400

when molecules

pass through a cell membrane using

transport proteins

facilitated diffusion

400

one or more sugar

molecules

carbohydrate

400

process by which glucose is

broken down

glycolysis

500

small organelles found within the cells of animals, responsible for producing the majority of the cell's chemical energy

mitochondria

500

diffusion of water molecules only through a membrane

osmosis

500

long chain of amino acid

molecules

protein

500

series of reactions

that convert light energy, water, and

CO2 into glucose and give off

oxygen

photosynthesis