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
D) environmental factors


C

Biology & Microbiology

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Elongation of nucleic acids always occurs in the 5' 3' direction

A. true B. false

Biology & Microbiology

Studies show that ______ is the optimal amount of stress that people need to positively promote their health and sense of well-being, which coincides with _____ theory.

a. intensity; cognitive consistency b. distress; biological instinct c. eustress; arousal d. eustress; Maslow’s

Biology & Microbiology

The fleshy edible portion of an apple is a(n) 

A. seed. B. embryo. C. gamete. D. ovary.

Biology & Microbiology

Which of the following membranes can give rise to a viral envelope?

A) the nuclear membrane B) the cytoplasmic membrane C) the endoplasmic reticulum D) the nuclear and cytoplasmic membranes E) the nuclear and cytoplasmic membranes and the endoplasmic reticulum

Biology & Microbiology