Which Statement About Development in the Fruit Fly Drosophila Is

question 90

Multiple Choice

Which statement about development in the fruit fly Drosophila is true?

• A) The fates of cells in different segments of the larva are determined before morphological differences are apparent.
• B) Cell membranes impede the diffusion of morphogens in the early embryo.
• C) Wings develop from segments in the abdomen.
• D) The abdomen is more anterior than the thorax.
• E) The fate of all cells forming adult structures is determined in the pupal stage.

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Definitions:

Dermatologist

A medical doctor specializing in the diagnosis and treatment of skin disorders.

Dermatology

The branch of medicine dealing with the skin, nails, hair, and their diseases.

Albinism

A genetic condition characterized by a lack of melanin pigment in the skin, hair, and eyes, leading to sensitivity to sunlight and vision problems.

Pigment

Substances that give color to living organisms, found in skin, hair, plants, and materials used in art and cosmetics.