Cell 2

Term Definition
prokaryotes one-celled organisms that do not have organelles with membranes to separate them (ex. bacteria)
eukaryotes organisms with cells that have organelles with membranes (ex. animals, plants, fungus, protists)
cellular respiration the process of oxygen and food (sugars) combining to release energy
energy made during cellular respiration ATP
reactants during cellular respiration glucose (sugar) and oxygen
products during cellular respiration carbon dioxide, water, and energy (ATP)
photosynthesis the process of plants making food from carbon dioxide, sunlight, and water, to be used for energy
photosynthesis only occurs in… plants
collects the sunlight green pigment called chlorophyll
photosynthesis reactants carbon dioxide, water, and energy (sunlight)
photosynthesis products glucose and oxygen
makes proteins ribosomes
proteins are made out of… amino acids
proteins are used by the body to… build and repair cells
enzymes proteins used to carry out chemical reactions in the body (ex. digesting food)
diffusion when molecules (such as oxygen or liquids) move from an area of higher concentration to an area of lower concentration
osmosis the diffusion of water into and out of the cell
membrane surrounds something
organelles "tiny organs" that carry out jobs