What is Biology

1
What is Biology?

• Bio
• logy
• Bio logy

• Life
• Study of
• Study of life

2
What are the characteristics of life?
3
Characteristics of Life

• Cells
• Sensitivity (Responsiveness)
• Growth
• Homeostasis
• Reproduction
• Metabolism
• Adaptation

4
CellsCells make up all living things

• Unicellular
• Uni single
• Single celled organisms

• Multicellular
• Multi many
• Organisms made of many cells

5
Sensitivity

• Organisms respond to a stimulus in the
  environment.

6
Growth and DevelopmentOrganisms change over
their lifetime

• Growth

• Development

7
Homeostasis

• The ability of an organism to maintain a stable
  internal environment despite changes in their
  external environment.

8
Reproduction

• Create offspring

9
Metabolism

• The sum of all chemical reactions in a organism

10
Adaptation

• Organisms become suited to their environment