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A Strawberry Breeder Wants to Increase the Yield of Strawberry

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Essay

A strawberry breeder wants to increase the yield of strawberry plants.To do so,he selects the two highest-yielding plants from a segregating population and uses them as parents that he hopes will produce higher yielding offspring.How would you use Darwin's evolutionary theory to explain the following results?
a)The breeder was able to obtain a better-yielding offspring.
b)The breeder was unable to obtain a better-yielding offspring.


Definitions:

Dopamine

A neurotransmitter associated with pleasure, movement, and attention in the brain.

Cortisol

Cortisol is a steroid hormone released by the adrenal glands in response to stress and has multiple functions including regulating metabolism and immune response.

Leptin

A hormone produced by adipose (fat) cells that helps to regulate energy balance by inhibiting hunger, which in turn diminishes fat storage in adipocytes.

Social Acceptance

The approval and positive reception by individuals or groups towards others, often based on conforming to social norms or expectations.

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