In the early twentieth century, most scientists believed that only nucleic acids were complex enough to carry genetic information
a. True
b. False
Indicate whether the statement is true or false
False
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What is the apical complex of apicomplexans used for?
a. food absorption b. attachment c. structural support d. asexual reproduction
Which of the following statements accurately describes why Taq polymerase is used in PCR?
A. It has regions that are complementary to the primers. B. It is heat stable and can withstand the heating step of PCR. C. It binds more readily than other polymerases to the primers. D. Only minute amounts are needed for each cycle of PCR.
Which of these is not part of loose connective tissue?
A. adipose cells B. chondroitin C. reticulin D. collagen E. elastin
A red-shouldered hawk chases a falcon away from a dead squirrel. This is an example of:
A) coexistence. B) interspecific competition. C) commensalism. D) mutualism.