In Drosophila, a Developmental Mutation Called Ssa (Spineless Aristapedia) Results

question 9

Multiple Choice

In Drosophila, a developmental mutation called ssa (spineless aristapedia) results in flies with mini leg parts on the antennae. What kind of gene does this mutation affect?

• A) a gap gene
• B) a homeotic gene
• C) a maternal effect gene
• D) a segment polarity gene
• E) a pair- rule gene

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Definitions:

Punishment

The imposition of a disadvantageous consequence or removal of a positive stimulus following a behavior, with the aim of decreasing the likelihood of that behavior occurring in the future.

Implementing Punishment

The process of applying penalties or consequences for undesirable behaviors, with the intention of reducing or eliminating those behaviors.

Schools

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Principles

Fundamental truths or propositions that serve as the foundation for a system of belief, behavior, or reasoning.