5 Written Questions
4 Multiple Choice Questions
- First of all, just to get this straight, just so we're on the same page here - DNA is like a __.
- And a way to remember which nitrogeneous base bonds with which.
- The first (1st) of the four (4) nitrogeneous bases that make up DNA. It's also first in alphabetical order.
- The rungs of the ladder are made up of other molecules called __ __.
4 True/False Questions
adenine → This nitrogenous base only bonds with thymine.
deoxyribose → OK, so each sugar-phosphate molecule consists of a sugar called __, hence the name DEOXYRIBOnucleic acid, and a phosphate group. (This one's a little harder.)
cytosine → The second (2nd) of the four (4) nitrogenous bases that make up DNA. This one's second in alphabetical order.
cytosine → This nitrogenous base only bonds with cytosine.