Below Are Shown Segments of DNA from Three Species of Flies.Species

question 158

Multiple Choice

Below are shown segments of DNA from three species of flies.Species 1 is the common ancestor of species 2 and species 3, and we have access to its DNA because it was preserved in amber. Species 1: AACTACTGCACGCTCATA
Species 2: AACTAGTGCTCGCTCACA
Species 3: AATTACTGCACGCTCACA
There have been _______ single and _______ parallel changes as species 2 and 3 evolved from species 1.

• A) two; zero
• B) two; one
• C) three; zero
• D) three; one
• E) four; zero

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Definitions:

Adams' Theory

Refers to Equity Theory developed by J.Stacy Adams, suggesting that employees are motivated when they perceive their treatment at work as fair, especially in relation to others.

Inequity

A lack of fairness or justice within a situation or towards individuals or groups.

McGregor's Theory X/Y

A concept of human motivation within the organizational context, contrasting Theory X (people inherently dislike work) and Theory Y (work is natural and can be a source of satisfaction).

Preferences For Equity

The inclination toward fairness in allocations of rewards or resources among members of a group, based on the principle that contributions and benefits should be proportionate.