Iceland Became Part of Norway in 1262

question 53

True/False

Iceland became part of Norway in 1262.

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Definitions:

Hybrid Breakdown

A postzygotic reproductive isolating mechanism in which, although an interspecific hybrid is fertile and produces a second (F2) generation, the F2 has defects that prevent it from successfully reproducing.

Microevolution

Evolutionary change within a species or small group of organisms, especially over a short period.

Hybrid Inviability

A postzygotic reproductive isolating mechanism in which the embryonic development of an interspecific hybrid is aborted.

Mutation

A change in the DNA sequence within an organism's gene or chromosome, leading to variations in trait expression and possibly to different phenotypes.