Proteins and Nucleic Acids

Proteins are complex biomolecules that contain ____________.

• sugars

• nucleic acids

• lipids

• amino acids

Which elements are mostly found in proteins?

• C,H,O

• C,H,O,N

• C,H,O,N,P

• C,H,O,N,S,Ca

Monomers of a protein are connected by _____bonds.

• covalent

• ionic

• peptide

• hydrogen

Which of the following is NOT a function of PROTEINS?

• structural building block

• enzymatic role

• cell transport

• stores genetic information

DNA and RNA are examples of...

• proteins
• nucleic acids
• carbohydrates
• lipids

What are the components of a nucleotide?

• nitrogen base, phosphate group, and sugar

• pentose sugar, purine, and pyrimidine

• nitrogen base and a phosphate group

• DNA, phosphate group, monosaccharide

RNA contains the sugar ______.

• Deoxyribose

• Glucose

• Ribose

• Lipids

DNA contains the sugar _______________.

• deoxyribose

• fructose

• ribose

• sucrose

One prominent feature of DNA is its ______________ -helix structure.

• single

• double

• triple

• none

Biomolecules containing the genetic code for heredity.

• Nucleic Acids

• Proteins

• Carbohydrates

• Lipids