Suppose You Have Identified a Type of Lizard That Seems

question 29

Multiple Choice

Suppose you have identified a type of lizard that seems to have acquired a mutation in which hindlimbs are absent. Which gene, also responsible for the loss of limbs in snakes, may be mutated in this animal?

• A) bicoid
• B) MONOPTEROS
• C) PHANTASTICA
• D) cytoplasmic determinants
• E) Sonic hedgehog

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Definitions:

Oil Retention

The ability to hold or retain oil, often referring to the skin's capacity to maintain moisture or the effectiveness of oil-based products in machinery.

Carminative

Substances that aid in the expulsion of gas from the stomach or intestines, thereby relieving bloating or flatulence.

Barium Swallow

A diagnostic imaging procedure that involves swallowing a barium-containing liquid to visualize the upper gastrointestinal tract, including the pharynx, esophagus, and stomach.

Radioactive

Referring to materials or elements that emit radiation as a result of the decay of atomic nuclei.