Heterotrophic Nutrition
- Created by: Michaellewis98
- Created on: 30-03-17 15:40
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- Heterotrophic Nutrition
- Cannot synthesise their own organic food
- Consume complex organic food material produced by autotrophs
- Known as consumers
- Includes animals, fungi, some types of protoctists and bacteria
- Types of Heterotrophic nutrition
- Holozoic feeders
- Specialised digestive system
- Herbivores, carnivores, omnivores and detritivores
- Saprophytes or saprobionts
- Includes all fungi and some bacteria
- Feed on dead and decaying matter
- Secrete enzymes onto onto food material and absorb products by diffusion across the cell membrane
- Parasites
- Feeds on the host
- E.g Tapeworm
- Live inside host or on the surface
- Mutualism or symbiosis
- Between two species
- E.g. Cows and bacteria which live in the rumen and secrete cellulase to digest grass
- Holozoic feeders
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