Excretion
The removal of waste products of metabolism from the body
Response
Is the way in which all living things react to changes in their environment
Reproduction
The products of new individuals
Sexual reproduction
Involves the union of sex cells
Asexual reproduction
Does not involve the union of sex cells
Biomolecules
Chemicals that are made inside a living thing
Phospholipids
A fat like substance in which one fatty acid is replaced by a phosphate group
Anabolic Reactions
Use energy to make smaller molecules into larger molecules
Catabolic Reactions
When energy is released making complex molecules into simple molecules