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
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Elongation of nucleic acids always occurs in the 5' 3' direction
A. true B. false
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
The fleshy edible portion of an apple is a(n)
A. seed. B. embryo. C. gamete. D. ovary.
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