A Current View of How the Human and Chimpanzee Can

question 25

Multiple Choice

A current view of how the human and chimpanzee can share most of their nucleotide sequence yet exhibit significant phenotypic differences is that many of the most important sequence differences alter

• A)structural genes.
• B)the number of repeated sequences.
• C)regulatory sequences and proteins.
• D)environmental factors.
• E)cultural factors.

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Definitions:

Frequency

The number of cycles completed by a sound wave in one second, determining the pitch of the sound; expressed in the unit called the hertz.

Researchers

Individuals who conduct systematic investigations to establish facts or principles or to collect information on a subject.

Heterosexuality

A sexual preference that involves being romantically or sexually attracted to people of the opposite gender.

Homosexuals

Individuals who are sexually attracted to members of the same sex.