In the Case of Autonomic Innervation of Most Organs, the Two

question 24

Multiple Choice

In the case of autonomic innervation of most organs, the two divisions of the autonomic nervous system

• A) work in opposition to each other.
• B) have the same effect, though one is stronger.
• C) use noradrenaline as the chief neurotransmitter.
• D) use acetylcholine as the chief neurotransmitter.
• E) slow down the activity of target cells.

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Definitions:

Hardy-Weinberg Principle

The concept that in the absence of evolutionary forces, the proportions of both alleles and genotypes within a population will not vary from one generation to the next.

Allele Frequency

The relative frequency of an allele (variant of a gene) at a particular gene locus in a population, important in the study of genetic variation.

Inheritance

The process by which genetic information is passed on from parents to their offspring.

Heterozygote Advantage

A genetic phenomenon where individuals with two different alleles of a particular gene (heterozygotes) have a greater fitness than individuals with two identical alleles (homozygotes).