A DNA molecule can be described as a twisted ladder. The ________ form the sides, and the ________ form the rungs
A) sugars; phosphates B) sugar-phosphate chains; base pairs
C) sugars; base pairs D) base pairs; sugar-phosphate chains
Answer: B
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Genetic engineering has produced which of the
following animals? a. freeze-resistant salmon b. low-fat pigs c. extra hefty sheep d. cows resistant to mad cow disease e. all of these
In Dianne Dodd's experiments with Drosophila pseudoobscura, different populations were established that were raised on diets of either maltose or starch
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What will be an ideal response?