Mutations in the Disheveled Gene in Drosophila Can Lead to Various

question 20

Multiple Choice

Mutations in the disheveled gene in Drosophila can lead to various defects in the hairs of the thorax of adult flies, along with misshapen wings. These morpho­logical abnormalities arise because of improper determination of the boundaries of individual seg­ments during the fly's early development. Based on this information, disheveled is most likely a _______ gene.

• A) maternal effect
• B) gap
• C) pair rule
• D) segment polarity
• E) Hox

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The amount by which the market price of a bond exceeds its face value, typically occurring when the bond's interest rate is higher than the current market rate.

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