Toxicity of a substance is measured by the necessary to cause harm. This amount

Question

Toxicity of a substance is measured by the necessary to cause harm. This amount is not always the same from individual to individual. List two things that cause variability among individuals. and Since individuals vary, scientists usually test a group of individuals and determine the point at which and call this the. Risk includes the toxicity of a substance as well as and. Is the surface area relative to the volume of an organism greater in a small or lar similarly shaped organism? What is the concentration at which effects are first noticed called?

Explanation / Answer

1.poisonous effects to cause harm.

2.Structural change and Developmental constraints.

3.Cross sectional and is called the control group.

4.Health impact of this substance on suspectible populations,children,elderly,people of color.

5.Surface area depends on body mass.Because surface area increases more slowly than body mass.

6.Greenhouse effect.

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