Test 4 Review

Which is true about DNA?

• It is a nucleic acid.

• It is a polymer of nucleotides.

• In DNA, nucleotides in the backbone are covalently bonded together via phosphodiester bonds.

• All of these are true.

True or False: DNA strands are anti-parallel, meaning they run in opposite directions

• True

• False

DNA replication happens during which part of the cell cycle?

• G1

• S phase

• G2

• mitosis

Transcription is

• the process of making new DNA

• the process of copying a gene from DNA into RNA

• the process of making polypeptides from RNA

• None of these

What is the shape of DNA?

• Single helix

• Double helix

• Circle

Select the shape of our DNA.

• 
• 
• 

What is the sugar in DNA?

• Ribose

• Glucose

• Deoxyribose

• Lactose

Do all living organisms have DNA?

• Yes

• No

• No clue

Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG

• ATG TGA CAG
• TAC ACT GTC
• GTA AGT GAC
• CAT TCA CTG

In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of

• cytosine
• guanine
• thymine
• uracil