Applied DNA Structure Practice #1

What is the monomer of DNA?

• amino acids

• nucleotides

• lipids

• RNA

What nitrogen base ALWAYS binds to adenine?

• cytosine

• guanine

• thymine

• uracil

What nitrogen base ALWAYS binds to guanine?

• cytosine

• adenine

• thymine

• uracil

The shape of DNA is a(n)...

• double ring

• single ring

• double helix

• single helix

What part of a nucleotide can be one of four different chemicals?

• sugar

• phosphate

• nitrogen base

• protein group

• carbohydrate group

The two strands of DNA are joined by which type of bond?

• polar bonds

• ionic bonds

• covalent bonds

• hydrogen bonds

Tags

NGSS.HS-LS1-1

What are the three components of a nucleotide?

• sugar, hydrogen, nitrogen base
• sugar, oxygen, nitrogen base
• sugar, phosphate, nitrogen base
• sugar, phosphate, protein

What are the four nitrogen bases?

• adenine, thymine, guanine, cytosine
• adenine, lysine, prolene, guanine
• arganine, cytosine, lysine, purine
• lysine, cytosine, lucine, guanine

The sugar in DNA is ?

• sucrose
• glucose
• deoxyribose
• fructose

What are the building blocks for DNA?

• carbohydrates
• nucleotides
• lipids
• proteins