Axis Development Is Determined by a MATERNAL EFFECT Gene in Drosophila.A

question 2

Multiple Choice

Axis development is determined by a MATERNAL EFFECT gene in Drosophila.A dominant Bicoid allele is required to set up the correct axis development in flies.bb two loss of function alleles is LETHAL in this MATE EFFECT gene. A female Drosophila named Eustacia had all dead offspring.What is Eustacia's GENOTYPE?

• A)bb
• B)BB
• C)Bb
• D)BB or Bb
• E)Bb or bb

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Definitions:

Functional Imaging

Techniques that visualize and measure brain activity by detecting changes associated with blood flow, often used in neuroscience.

Brain Activity

The functioning of the brain as it engages in various cognitive, perceptual, and motor tasks, often measured by physical or biochemical means.

PET

Positron Emission Tomography, an imaging test that helps reveal how your tissues and organs are functioning, using a radioactive drug to show activity.

Radiochemicals

Chemical compounds that are radioactive, used in medical diagnostics and research to trace and study biological processes.