The DNA of an organism is studied and found to contain 30% adenine. Based on this you would
predict that the DNA of this organism also contains 30% ____.
a. thymine
b. cytosine
c. each of cytosine and guanine
d. each of thymine and guanine
e. guanine
A
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What is the primary cause of viral hemorrhagic fever in the United States? What is the typical cause of death for this disease?
What will be an ideal response?
Give examples of at least two species that are either extinct or facing extinction due to each of the following: 1)
destruction of habitat, 2) biotic pollution, 3) unregulated hunting and poaching, 4) deliberate pest or predator control, and 5) commercial harvesting. What will be an ideal response?
The difference in temperature preference between two populations of Daphnia water fleas is due to a mutation. The original population prefers temperatures near 20°C, while the mutant population prefers temperatures between 25°C and 30°C. Predict how natural selection might affect the geographical distribution of these two populations.
What will be an ideal response?
The central dogma of molecular biology states that:
a. DNA is transcribed into RNA, which is translated into protein. b. DNA is translated into protein. c. DNA is translated into RNA, which is transcribed into protein. d. RNA is transcribed into protein. e. DNA is transcribed into RNA