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Biology

The characteristics of life

TermDefinition
Diversity There are a million different species of plants and animals on earth
Metabolism Is the sum of all chemical reactions in and organism
Anabolic Reactions use energy to join small molecules together to for larger molecules e.g Photosynthesis
Catabolic Reactions use energy to break down large molecules into smaller ones e.g Respiration
Continuity of life Is the ability of an organism to live from one generation to the next-to achieve this reproduction and heredity are required
Life Is defined by possessing all five of the following features - Movement, Respiration, Sensitivity, Nutrition, Excretion, Reproduction and Growth
Organised Composed of tiny units called cells, tissues, organs and organ systems.
Nutrition Is the way organism obtain and use food. Plan VS Animal
Excretion Is the removal of waste products of metabolism from the body
Response The way in which all living things react to change(called stimuli) in their environment
Repoduction Is the production of new individuals
Created by: Daniel Prior5303