DNA structure Formative Assessment 2022

What does DNA stand for?

• Deoxyribonucleic acid
• Denitrogenous acid
• Deribonucleic acid
• Diribonucleic acid

Which of the following best describes a DNA molecule?

• double helix
• contains ribose
• made of amino acids
• contains Uracil

DNA is a polymer made of monomers called:

• deoxyribonucleotides

• fatty acids

• ribonucleotides

• amino acids

Guanine bonds with ______________.

• Adenine
• Guanine
• Cytosine
• Thymine

What will the complementary sequence be for a strand that reads AAGCTAT?

• AACGATA
• TTCGTTA
• CCTGATA
• TTCGATA

What are the three components of a single deoxyribonucleotide?

• pentose sugar, hydrogen, nitrogen base

• pentose sugar, oxygen, nitrogen base

• pentose sugar, phosphate, nitrogen base

• pentose sugar, phosphate, protein

Which shows the correct complementary base pairing for DNA?

• C-A, T-G
• A-G, C-T
• C-G, U-A
• T-A, G-C

Name this structure

• DNA

• deoxyribonucleotide

• ribonucleotide

• nucleic acid

5-carbon sugar found in DNA

• uracil

• nitrogen base

• ribose

• deoxyribose

the shape of DNA, also known as a twisted ladder

• double helix

• alpha helix

• triple helix

• single stranded helix