Which of These Is a Core Principle of Natural Selection

question 5

Multiple Choice

Which of these is a core principle of natural selection?

• A) differential reproductive success
• B) decreasing biodiversity
• C) linear progression
• D) increasing body size

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Definitions:

Stirrup

A device for supporting the foot of a rider mounted on a horse, typically made of metal, leather, or a combination thereof.

Diabetic Retinopathy

A diabetes complication that affects eyes and is characterized by damage to the blood vessels of the light-sensitive tissue at the back of the eye (retina).

Incus

The anvil, the middle bone of the three in the middle ear.

Anvil

A heavy iron or steel block on which metals are hammered and shaped during forging processes.