DNA, RNA, & Proteins Review

Which is NOT a nitrogenous base in DNA

• adenine

• cytosine

• thymine

• uracil

Tags

NGSS.HS-LS1-1

What are the basic building blocks of DNA and RNA?

• 
  nucleotides

• ribose

• purines

• amino acidsnucleotides

Which is the function of the enzyme DNA polymerase during replication?

• winds up the replicated DNA strand

• 
  adds nucleotides to new DNA strand

• bonds mRNA to original parent strand

• unwinds the replicated DNA strand

What type of mutation created a stop codon? "THE BIG FAT CAT ATE THE WET RAT" would be changed to "THE BIG RAT"

• deletion

• insertion

• nonsense

• duplication

Tags

NGSS.HS-LS3-2

DNA replication is semi-conservative and semi-continuous

• True

• False

What enzyme unwinds the DNA strands?

• DNA polymerase

• ligse

• helicase

• RNA polymeraseelicase

Whose photo supported that DNA is a double helix shape?

• James Watson

• Francis Crick

• Rosalind Franklin

• Charles Darwin

Tags

NGSS.HS-LS1-1

DNA contains the sugar ribose and the base uracil

• True

• False

Tags

NGSS.HS-LS1-1

How many nucleotides are in a codon?

• 1

• 2

• 3

• 4

What happens during transcription?

• DNA is replicated

• protein is made

• mRNA is made from DNA

• mRNA is sent out of the nucleus

Tags

NGSS.HS-LS1-1