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Feather Color in Budgies Is Determined by Two Different Genes

question 19

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Feather color in budgies is determined by two different genes: Y for pigment on the outside of the feather, and B for pigment on the inside of the feather. YYBB, YyBB, or YYBb is green; yyBB or yyBb is blue; YYbb or Yybb is yellow; and yybb is white. A blue budgie is crossed with a white budgie. Which of the following results in the offspring is most possible?


Definitions:

Neuronal Synapses

The junctions between neurons, where information is transferred from one neuron to another.

Broca's Aphasia

A condition resulting from damage to the Broca's area of the brain, characterized by difficulty in producing speech but with preserved comprehension.

Frontal Lobe

A part of the brain located in the front area of the skull, responsible for voluntary movements, speech, decision making, and problem-solving.

Adrenal Glands

Endocrine glands located above the kidneys that produce hormones such as adrenaline and cortisol, which help control stress responses, blood pressure, and metabolism.

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