Flour Beetles with a Mutation Raised at 25°C Appear Normal

question 243

Multiple Choice

Flour beetles with a mutation raised at 25°C appear normal, but if these beetles are raised at 32°C (a temperature that wild-type beetles easily tolerate) , they have limb deformities.For this mutation, 25°C is a _______ temperature.

• A) restrictive
• B) conditional
• C) permissive
• D) transverse
• E) substitution

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