Freckles Are Caused by a Dominant Allele

question 50

Multiple Choice

Freckles are caused by a dominant allele. A man has freckles but one of his parents does not have freckles. The man has fathered a child with a woman that does not have freckles. What is the probability that their child has freckles?

• A) 1/4
• B) 1/3
• C) 1/2
• D) 2/3
• E) 3/4

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Definitions:

Cost-Benefit Analysis

A systematic approach to estimating the strengths and weaknesses of alternatives used to determine options which provide the best approach to achieve benefits while preserving savings.

Economically Efficient

A situation where resources are allocated in a way that maximizes the net benefit to society or minimizes wastage.

Environment Damaged

A state where natural habitats are compromised due to pollution, deforestation, or other harmful human activities.

Earth-Sustaining Economy

An economic system aimed at balancing human needs with the protection of the natural world, ensuring the planet's health and resources for future generations.