DNA Structure and Replication

Which one is NOT a part of a nucleotide?

• sugar

• phosphate

• nitrogen base

• amino acid

The monomers of nucleic acids are. . .

• nucleotides

• amino acids

• monosaccharides

• fatty acids

When your cells copy their DNA, this is called . . .

• replication

• copying

• hydrolysis

• awesome copy

The enzyme that "unzips" DNA so that copies can be made is called . . .

• DNA Polymerase

• Helicase

• Lactase

• Catalase

The enzyme that adds nucleotides to the original bases to make a new strand of DNA is called . . .

• helicase

• DNA polymerase

• lactase

• catalase

______ and ______ won the Nobel Prize for discovering the structure of DNA.

• Watson; Crick

• Johnson; Smick

• Franklin; Wick

• Best; DNA man

_______________ took the X-Ray photo that helped identify the structure of DNA

• Franklin

• Crick

• Watson

• Einstein

A ____________ bond connects nitrogen bases in a DNA strand.

• hydrogen

• covalent

• super strong

• ionic

Which one is NOT one of the four nitrogen bases in DNA?

• adenine

• guanine

• cytosine

• thymine

• uracil

The "backbone" of DNA is made of . . .

• phosphate and sugar (deoxyribose)

• fatty acid and glycerol

• nitrogen bases and hydrogen bond

• amino acids and proteins