BY2 adaptations for nutrition specification

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  • Created by: jawjeener
  • Created on: 16-12-15 18:03

Adaptations for nutrition

(a) The differences between autotrophic and heterotrophic methods of nutrition. The principles of saprotrophic nutrition in Fungi. Secretion of enzymes, external digestion, absorption by diffusion.

(b) Processing food in a tube gut. Ingestion, digestion, absorption and egestion.

(c) The layered structure of the wall of mammalian gut. Regional specialisations of the mammalian gut. Functions of…

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