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:

Extrinsic Motivation

Motivation driven by external rewards such as money, fame, grades, or praise rather than by intrinsic factors like personal satisfaction or enjoyment of the task itself.

Intrinsic Motivation

The drive to engage in activities for their own sake, for the pleasure and satisfaction derived from the activities themselves, rather than for some external reward.

Affiliation

Describes a connection or association with a group, organization, or set of beliefs.

Intrinsic Motivation

The drive to engage in activities for their own sake, due to personal interest or enjoyment, rather than for external rewards.