A Strain of a Cereal Grain Can Be Either Dark

question 37

Short Answer

A strain of a cereal grain can be either dark tan, medium-dark tan, medium tan, light tan, or
cream colored. When a dark tan and a cream plant are crossed, all F₁ are medium tan. The F₂ are distributed in a ratio of 1:4:6:4:1 from darkest to lightest. How many additive alleles are needed
to produce the darkest phenotypes?

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Definitions:

Personality

The melding of characteristics that establishes a person's distinct identity.

Superego

Within the realm of psychoanalytic theory, this aspect of a person's psyche serves as a self-judging moral guide, encapsulating the ethical standards assimilated from one's parents and teachers.

Conscience

An inner feeling or voice viewed as acting as a guide to the rightness or wrongness of one's behavior.

Personality

The distinct collection of actions, thoughts, and feelings that develop due to genetic and external influences.