a medicine used to save lives because it destroys harmful bacteria and cures infections

a person who studies living things

a piece of writing about a person life written by someone else

the study of living things

the removal of living tissue from body for diagnostic examination

The zone of plant earth where there is life(between the deep crust and the lower atomsphere

A diet thought to help people live longer because it focuses on natural foods

The study of nervous system of living things and how it help the living things learn and react

How to different living organisms live together and depend on each other

to bring something back after it declined in condition popularity;to breathe new life into something

to bring back to life again

the ability to continue living

necessary or essential to life

quality or state of being full of life;state of being full of energy

a tablet of substances that are thought to promote a healthy life.

full of life;fun;lively;animated;

as big as life;brightly colored; darling

surgery on living animals;medical research that involves cutting into animals to study organs,part,or diseases