What is the function of Taq polymerase?
A) to denature DNA so its strands separate
B) to bond to complementary DNA
C) to free nucleotides from a DNA strand
D) to use primers to initiate DNA synthesis
D
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The liver functions to
(a) produce bile. (b) pump blood. (c) form urea. (d) do both a and c.
Experimentally heating amino acids and exposing them to water resulted in ________
a. living cells b. protocells that could capture energy, concentrate materials, and replicate themselves c. denatured proteins d. proteins identical in sequence to some found in modern animals
The cyclic bouts of fever and chills in malaria are caused by ________.
A. white blood cell lysis B. neurological involvement C. the timing of the viral life cycle D. red blood cell lysis
Before being loaded into the phloem for translocation, the carbohydrates produced during photosynthesis must be
converted into which molecule? a. glucose b. fructose c. maltose d. sucrose e. galactose