What is a protein that starts reactions but is not destroyed in the reaction?
Enzyme
True or False: Chemical energy is found primarily in molecules of ATP.
True
Is cellular respiration more efficient with or without oxygen?
with oxygen
In what cell organelle does photosynthesis occur?
Chloroplast
The energy in the food produced by autotrophs or taken into the bodies of heterotrophs must be changed into a form that cells can use. The energy-transferring molecule used by cells is —
ATP
Both animal fats and plant oils are made up of glycerol and
fatty acids
The part of the enzyme where the substrate binds is known as the
Active Site
The activation energy needed for a chemical reaction is decreased by a
catalyst
Maintaining a stable internal environment is known as-