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Carter Mitten

Blume Ch 3 #36-43

Why did we compare a cells permeable membrane to a screen on a window? It lets some things in but keeps other things out.
Describe Diffusion? Where molecules move from areas with high concentration to low areas of low concentration.
What is equilibrium? When a substance is spread evenly throughout a space.
What would cause a human cell to use fermentation instead of cellular respiration? If there is not enough oxygen then it has to use fermentation.
What 2 things do producers give off as wastes that consumers need? Oxygen & Sugars
What 2 things do consumers give off as wastes that producers need? Carbon Dioxide & Water
What is an example of a producer? Any plant.
What is an example of a consumer? Humans/Animals
Created by: cmittens