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