Hybridization of Two Species in Which of the Following Cases

question 16

Multiple Choice

Hybridization of two species in which of the following cases could lead to the extinction of one of the original species?

• A) The two species increase their population sizes, thus increasing the effects of genetic drift.
• B) Hybridization increases inbreeding, which decreases the average fitness of the species.
• C) An endangered species may further decline by producing less -fit hybrid offspring.
• D) The hybrid offspring may outcompete the parental species.
• E) It may introduce deleterious genes from one species to another.

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Definitions:

Schizophrenia

A long-term mental disorder involving a breakdown in the relation between thought, emotion, and behavior, leading to faulty perception, inappropriate actions, and feelings.

Bipolar Disorder

A condition affecting mental health, defined by pronounced mood shifts from highs (mania or hypomania) to lows (depression).

Adaptive Behaviour

The collection of conceptual, social, and practical skills that people have learned to be able to function in their everyday lives.

Fraternal Twins

Twins that develop from two different eggs fertilized by two different sperm, resulting in genetically distinct siblings born at the same time.