Heavy Rains and Mudslides Cause a River to Change Course

question 37

Multiple Choice

Heavy rains and mudslides cause a river to change course, isolating two groups of lizards of the same species from one another. Over a long period of time ______________

• A) one or both groups will probably emigrate
• B) one group will probably become an endemic species
• C) both groups will probably become native species
• D) the groups will probably diverge genetically, and speciation may occur
• E) one or both groups will probably become invasive species

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Definitions:

Precocious Puberty

The appearance of physical and hormonal signs of pubertal development at an earlier age than is considered normal.

Pubic Hair

Body hair that grows in the pubic region from puberty onwards, the development of which is a sign of puberty and sexual maturation.

Scrotum

The bag of skin that holds and protects the testicles in males, also acting as a climate control system for sperm.

Nocturnal Emission

Also known as a wet dream, it's an involuntary ejaculation of semen during sleep, typically associated with puberty and male sexual health.