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6 Cards in this Set

  • Front
  • Back

Energy from Food is Required for..

Maintenance


Growth


Repair


Reproduction


Lomocotion, activity

Cellular Repsiration in Mitochondria (oxygen required)

Stage 1 - break down to subunits



Stage 2 - break down of subunits to acetyl-CoA. Limited ATP produced.



Stage 3 - complete oxidation. Large amounts of ATP.

When no oxygen is around..

Small amount of ATP via fermentation

Food Processing

Yeast > Eukarya



Lactobacillus >


Prokarya


Aspergillus >

Food and Energetics

Heterotrophic animals cannot synthesize their own food.



Plants are autotrophic and synthesize their own food.

Proteins

- polymers of amino acids


- fold into complex forms


- diverse in function


- structure (collagen, keratin)


- enzymes > biochemical reactions


- receptors/channels of membrane