DNA Review

Rosalind Franklin made what contribution to DNA research?

• x-ray diffraction photos

• double helix

• base pairs

• structure of DNA

DNA stores _____________

• carbohydrates

• lipids

• proteins

• information

The unwinding of the DNA forms a Y shape called a ___________

• Chain

• Loop

• Spiral

• Fork

Which enzyme joins the nucleotides to form a new strand of DNA?

• Helicase

• DNA Polymerase

• RNA Polymerase

• Ligase

What is the function of DNA Polymerase in DNA replication?

• Joins nucleotides

• Forms a Y shape

• Synthesizes new DNA strands

• Unzips the DNA

During DNA replication, a DNA strand that has the following bases will produce a strand with what bases?

GATCCA

• CAGGAA

• CTAGGT

• CATDOG

• GTAGGA

Tags

NGSS.HS-LS3-2

DNA replication results in ___________ DNA molecules

• one

• two

• zero

• four

What makes up a nucleotide in DNA?

Select ALL correct answers.

• deoxyribose

• nitrogenous base

• nucleosomes

• phosphate group

During DNA replication polymerase does what? Select all correct answers.

• adds base pairs

• unzips DNA

• joins nucleotides to make a new strand

• creates deoxyribose

Tags

NGSS.HS-LS3-2

The percentage of adenine will equal the percentage of _________ in DNA.

• guanine

• ribose

• thymine

• cytosine