Which body of evidence is least supportive of plate tectonics theory?
A. The worldwide fossil record
B. The global distribution of existing species
C. The sea-floor spreading
D. The shape of the continents
E. The size of the oceans
Answer: E
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Regional inequalities in economic development occur not only in peripheral and semiperipheral countries, but in core countries as well
Indicate whether this statement is true or false.
5'-ATAGGGCTT-3' is a short sequence of a strand of DNA. What will be the complementary sequence of the other strand? What will be the complementary mRNA sequence derived from the second strand of DNA? Be sure to indicate the 5' or 3' ends of each sequence
What will be an ideal response?
The cap of mRNA is made up of
A) uracil B) adenine C) guanine D) cytosine
DNA is constructed of
A) a single strand of nucleotides with internal hydrogen bonding. B) two complementary strands of nucleotides bonded A—C and G—T. C) two strands of nucleotides running antiparallel. D) two strands of identical nucleotides with hydrogen bonds between them. E) None of the answers is correct.