Paleoanthropology is the study of the fossil evidence of primate evolution
____________________ Indicate whether the statement is true or false.
F, human
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Which of the following does not describe an aspect of the three-dimensional structure of the DNA helix?
A. The deoxyribose has the C-2' endo conformation, which defines the distance between adjacent phosphate groups. B. The hydrophilic backbone of the alternating sugar and phosphate groups is on the outside of the helix. C. The nearly planar and hydrophobic bases are stacked inside the helix relatively perpendicular to the backbone. D. Additional stability is conferred by the hydrogen bonding between the complementary bases. E. All of these choices correctly describe the structure of the DNA helix.
Velocity
What will be an ideal response?
Genes that enable viruses to transform normal cells into tumor cells are called _______
a) cancogenes b) transformer genes c) ongogenes d) tumor enhancer genes e) haplogenes
The basic function of activated T cells is to battle
A) pathogens in blood or lymph. B) pathogens in interstitial fluid. C) pathogens that have already entered body cells. D) chemical mediators of immunity.