Small Ions in Biological Fluids

question 11

Multiple Choice

Small ions in biological fluids:

• A) encourage strong electrostatic interactions between oppositely charged macroions at low ionic strengths.
• B) encourage strong electrostatic interactions between oppositely charged macroions at high ionic strengths.
• C) have no effect on the interactions between oppositely charged macroions.
• D) tend to cluster around macroions of the same charge.
• E) have large effects on pH.

Recognize the effects of chemical pesticides on aquatic ecosystems and fish populations.

Describe primary and secondary succession processes in different environments.

Explain models of species coexistence and competition for resources in ecosystems.

Analyze the impact of species removal or addition on community structure and ecosystem services.

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