A Homeotic Mutant Flower Has an Arrangement (From Outside In)

question 57

Multiple Choice

A homeotic mutant flower has an arrangement (from outside in) of carpels, stamens, stamens, carpels instead of the usual sepal, petals, stamens, carpels. In general, Class A genes specify sepals, Class A and B genes specify petals, Class B and C genes specify stamens, and Class C specifies carpels. This mutant must therefore have a mutation in_________ .

• A) a Class A gene
• B) a Class B gene
• C) a Class C gene
• D) both A and B
• E) both B and C