Characteristics of Living Things
- Created by: Divija
- Created on: 01-11-12 06:17
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- Characteristics of Living Things
- Movement
- An action by organism or part of an organism causing a change of position or place
- Movement can be a heart beat or a sunflower moving towards the Sun
- Respiration
- Anaerobic
- Aerobic
- Chemical Reactions that breakdown nutrient molecules in living cells to release energy.
- Sensitivity
- The ability of the body to detect and respond to stimuli
- Stimuli - light, smell sounds, chemicals.
- Growth
- A permanent increase in size and dry mass by an increase in cell size and/or number
- Development: An increase in size and complexity
- Growth is measured by dry mass.
- Reproduction
- Sexual
- Asexual
- The process that makes more of the same organism
- Excretion
- The removal of metabolic waste products (chemical reactions in cells including respiration) and substances in excess of requirement
- Includes removal of CO2 and water from the body
- Nutrition
- The taking in of nutrients which are organic substances an d mineral ions, containing raw materials for growth and tissue repair, absorbing and assimilating them
- Autotrophic
- Saprotrophic
- Heterotrophic
- Movement
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