During an Experiment Assessing the Development of a Fly Embryo

question 74

Multiple Choice

During an experiment assessing the development of a fly embryo, a scientist artificially turns on a homeotic gene that controls eye development in somatic cells that normally develop into the wings. Which of the following is the most likely outcome of this experiment?

• A) A normal adult fly will develop.
• B) A mutant adult fly will develop that has eyes on its wings.
• C) A mutant adult fly will develop that has legs on its head.
• D) A mutant adult fly will develop that has no eyes on its head but has eyes on its wings.

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Definitions:

Vital Signs

Basic body functions measured to assess the general physical health of a person, including temperature, pulse, respiration, and blood pressure.

Auscultating

The act of listening to the internal sounds of the body, typically with a stethoscope, for medical diagnosis.

Pyrogens

Substances that cause fever after being introduced or released into the body.

Femoral

Pertaining to the artery that lies adjacent to the femur.