Evidence for the possible evolution of information storage from RNA to DNA is the fact that ____
a. they use the same nucleotides
b. some modern viruses synthesize DNA from an RNA template
c. bacteria use RNA as a genetic information storage molecule
d. RNA is a simpler molecule than DNA
e. RNA and DNA will form complementary pairs
ANSWER: b
You might also like to view...
Most of the energy that is released by the full breakdown of glucose to CO2 and water ends up in _____
a. NADH b. ATP c. heat d. electrons
Asian pearl divers hyperventilate in order to reduce the ____ concentration in the blood
a. oxygen b. hydrogen ion c. carbon dioxide d. chloride ion e. hemoglobin
A useful scientific hypothesis is one that is:
A) proven. B) testable. C) conclusive. D) accurate. E) abstract.
Which of the following cannot be addressed directly using biotechnology?
a. determining DNA profiles from a crime scene b. inserting a gene into a person to replace a defective gene c. examining the moral implications of inserting pesticide genes into crop plants d. using bacteria to produce products such as insulin and human growth hormone