Human and Chimpanzee Genomes Share 96% DNA Sequence Identity

question 7

Multiple Choice

Human and chimpanzee genomes share 96% DNA sequence identity. What most likely causes humans to be phenotypically distinct from chimpanzees? ​

• A)the presence of many new genes unique to humans
• B)a much larger human genome compared to the chimpanzee genome
• C)the loss of higher functioning genes in chimpanzees
• D)dramatic changes in chromosome structure and organization in humans
• E)small mutations in protein coding sequences and changes in regulatory units of human genes

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Definitions:

Deadweight Loss

An economic inefficiency that occurs when there is a difference between the supply and demand equilibrium caused by market distortions, resulting in loss of economic efficiency.

Surcharge

An additional charge, tax, or cost added to the usual cost or to the price of a transaction.

Professional Basketball Game

An organized, competitive basketball contest played by professionals in a league, often characterized by high skill levels and entertainment value.

Deadweight Loss

A loss in economic efficiency that can occur when the equilibrium for a good or service is not achieved or is unattainable.