Which of the following phenomena usually only has an effect on very small populations?

Biology

1 answer:

Volgvan2 years ago

6 0

A) Populations

B) Genes

C) Individuals

D) Communities

A population is defined as:

A) all individuals of all species located throughout the world

B) all individuals of the same species located in a given geographic region

C) all individuals of the same species located throughout the world.

D) all individuals of all species located in a given country.

E) those individuals of the same species that have an identical genetic makeup.

The allele frequency of a population is the:

A) sum of all genes in that population.

B) relative proportion of a given allele in that population.

C) number of different types of alleles in that population.

D) number of all alleles in that population.

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When the source of a wave is moving relative to an observer of the wave, which of the following is true?

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Observers ahead of the wave observe an apparent increase in wave frequency

Explanation:

This is the Doppler Effect. The frequency of a wave increases when the source approaches the observer and decreases as the source recedes.

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