Transcript What is biology?

Characteristics of
Life
A. Biology is the study of life.
bio = life
logy= the study of
B. Something that is living is called an
organism.
C. Characteristics of life (all living
things…)
1. are made of cells (1 or many)
2. reproduce (sexually or
asexually)
3. Have a universal genetic code
(passing on traits)
4. Grow & develop
5. Obtain and use materials and
energy (animals take in food/ give
off waste, take in O2 & give off
CO2
6. respond to the environment
(seeds only develop in the right
conditions)
7. Maintain a stable internal
environment (body temp). Known
as homeostasis.
8. As a group, change over time
(adaptation & evolution)