Multiple ChoiceIn DNA structure, which two molecules form the sugar-phosphate backbone of DNA?24views
Multiple ChoiceWilkins and Franklin studied the structure of DNA primarily using which technique?15views
Multiple ChoiceIn DNA structure, what is the name of the “twisted ladder” shape formed by two antiparallel strands?12views
Multiple ChoiceWhich of the following lists correctly identifies the four nitrogenous bases found in DNA?49views
Multiple ChoiceWhich feature of the DNA double helix model best illustrates how biological information is coded in a DNA molecule?85views
Multiple ChoiceIn the context of DNA structure, DNA is made of repeating units of building blocks called what?15views
Multiple ChoiceWhich of the following represents the complementary DNA strand to 5'-ATTCGGTGA-3'?111views
Multiple ChoiceWhat is the significance of the sequence (order) of the nitrogenous bases in DNA?78views