Drosophila Larvae (Wt) Showing Segmentation and Anterior-Posterior Axis

question 16

Multiple Choice

Drosophila larvae (wt) showing segmentation and anterior-posterior axis.
Refer to the image above to answer the following questions.
-What would happen if the maternal nurse cells were to have a mutant bicoid gene?

• A)Nothing.
• B)The larvae would be round.
• C)The larvae would have two heads.
• D)The larvae would have two tails.
• E)The larvae would grow legs instead of antennae.

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Definitions:

Hunger

The physical sensation and psychological drive for food intake, resulting from the body's energy needs.

Settling Point

A theory related to body weight regulation, proposing that weight stabilizes around a natural "set point" determined by genetics and environment.

Basal Metabolic Rate

The number of calories required to keep your body functioning at rest, also known as metabolism's baseline rate.

Serotonin

A neurotransmitter associated with mood regulation, happiness, and anxiety control.