Characteristics of Life
- Nutrition: intake of food into the body and its conversion into new protoplasm.
- Respiration: breakdown of food substances to release energy in cell.
- Movement: ability to move body parts and/or exhibit locomotion.
- Excretion: removal of metabolic waste products formed inside living cells.
- Homeostasis: maintenance of a constant internal environment.
- Reproduction: production of new individuals for the survival of the species.
- Sensitivity: ability to respond to changes in the environment.
- Growth: Permanent increase in size with changes in form and structure.
- Adaptability: ability for organism to change so as to improve its chances of survival.
Biological system of classification
- Classification: group organisms according to their similarity and differences.
- Natural system of classification:
Binomial system of naming species
- The first name=”Genius” starts with a Capital letter
- The second= “Species” name in small letter
- Species: a group of similar organism within which they can breed and produce offspring that grow, develop and reproduce normally.