DNA

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

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

Tags

NGSS.MS-LS3-1

What nitrogen base pairs with adenine in DNA?

• T
• U
• C
• G

Which nucleic acid is single stranded?

• RNA
• DNA

Which enzyme is needed to bring free nucleotides to create a new strand of DNA in DNA replication?

• DNA helicase
• DNA ligase
• DNA replicase
• DNA polymerase

Which enzyme is needed to unwind and unzip the double helix in order to make a copy of it?

• DNA helicase
• DNA ligase
• DNA replicase
• DNA polymerase

A three base code for an amino acid is called a/an

• nucleotide
• deoxyribose sugar
• codon
• phosphate

A nitrogen base, sugar and phosphate make up a unit that connects together to make a nucleic acid.  This unit is called a/an

• amino acid
• nucleotide
• hydrogen bond
• nucleus

If a DNA molecule contains 44% for A and T combined, how much G will be present?

• 66%
• 56%
• 28%
• 22%

Where does transcription take place?

• ribosome
• cytoplasm
• nucleus
• protein

tRNA carries an anticodon on one side and a/an __________ on the other side.

• amino acid
• nucleic acid
• protein
• mRNA codon