What Was Hypothesized About the Loss of Legs in Modern-Day

question 28

Multiple Choice

What was hypothesized about the loss of legs in modern-day snakes?

• A)Snakes descended from land-dwelling ancestors.
• B)Snakes descended only from burrowing lizards on land.
• C)Snakes descended only from marine lizards.
• D)Snakes do not have forelimbs or hindlimbs.
• E)Some extant snakes have forelimbs or hindlimbs.

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Definitions:

Alleles

Variants of the same gene that differ in their DNA sequence; these variations can lead to different observable physical or physiological traits.

Pester Power

The influence children have over their parents' buying decisions, often achieved by nagging or pleading.

Grocery Store

A retail store that primarily sells food, both fresh and packaged, along with various household goods.

Beg

To ask for something earnestly or humbly, often due to a lack of resources or as a last resort.