Gene Flow Can Occur When Individuals Move from One Population

question 36

Multiple Choice

Gene flow can occur when individuals move from one population to another. It can also occur

• A) as a result of genetic drift.
• B) if gametes, rather than individuals, move among populations.
• C) as a result of mutations in one population but not in another.
• D) when individuals within a population interbreed.

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Definitions:

Meiosis II

The second division phase in meiosis, following Meiosis I, where sister chromatids are separated, resulting in four haploid cells.

Diploid Cells

Cells that contain two complete sets of chromosomes, one from each parent, typical of the somatic cells in animals.

Haploid Cells

Cells that contain a single set of chromosomes, half the number of chromosomes of a diploid cell, characteristic of gametes.

Centromeres

The region of a chromosome where the two sister chromatids are most tightly connected, playing a vital role in chromosome segregation during cell division.