DNA Review

DNA nucleotides have all of the following EXCEPT:

• Uracil

• Deoxyribose

• phosphate

• Adenine

RNA nucleotides have...

• Ribose

• phosphate group

• Guanine

• all of the above

The backbone of DNA is made up of....

• nitrogenous bases

• alternating deoxyribose and phosphate groups

• Hydrogen bonds

• None of the above

According to the base pairing rules,

guanine pairs with....in DNA

• adenine

• cytosine

• thymine

• uracil

Which of the following is NOT true of DNA?

• single stranded

• helical

• anti-parallel

• all of the above

What kind of bond is found between nitrogenous bases in DNA?

• ionic

• polar covalent

• phosphodiester

• hydrogen