Which of the Following Characteristics Is True of All Protists

question 15

Multiple Choice

Which of the following characteristics is true of all protists?

• A)contain a nucleus
• B)smaller than animal cells
• C)unicellular
• D)have a cell wall
• E)photosynthetic

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Definitions:

Stabilizing Selection

A type of natural selection that favors the average individuals in a population and reduces variation around the mean phenotype.

Gene Pool

All the alleles of all the genes in a population; a pool of genetic resources.

Bottleneck Effect

A sharp reduction in the size of a population due to environmental events or human activities, resulting in a decrease in genetic diversity.

Gene Pool

The complete set of unique genes within a population or species, constituting the genetic diversity that can be passed through reproduction.