Multiple ChoiceThe scientist/s that was/were given credit for first determining the structure of DNA is/are:2501views11rank
Multiple ChoiceThe scientist/s that used x-ray diffraction to help reveal the structure of DNA is/are:2330views17rank
Multiple ChoiceIn the polymerization of DNA, a phosphodiester bond is formed between a phosphate group of the nucleotide being added and which of the following atoms or molecules of the last nucleotide in the DNA strand?4954views28rank
Multiple ChoiceWithin a double-stranded DNA molecule, adenine (A) forms hydrogen bonds with thymine (T), and cytosine (C) forms hydrogen bonds with guanine (G). What is the significance of the structural arrangement?4736views28rank
Multiple ChoiceWhich of the following techniques was most helpful to Watson and Crick in developing their model for the structure of DNA? 688views
Multiple ChoiceIn DNA, the two purines are __________, and the two pyrimidines are __________. 1109views
Multiple ChoiceThe two antiparallel strands of nucleotides that form the DNA double helix are held together by __________. 921views
Multiple ChoiceThe two strands of a DNA double helix are antiparallel. This means that __________. 1575views
Multiple ChoiceOne strand of a DNA molecule has the base sequence 5′-ATAGGT-3′. The complementary base sequence on the other strand of DNA will be 3′- __________-5′. 1404views1rank
Textbook QuestionIn a nucleosome, the DNA is wrapped around a. histones. b. ribosomes. c. polymerase molecules. d. a thymine dimer.780views
Textbook QuestionMAKE CONNECTIONS Although the proteins that cause the E. coli chromosome to coil are not histones, what property would you expect them to share with histones, given their ability to bind to DNA (see Figure 5.14)?453views
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