Protein

Proteins, linked by peptide bonds, are crucial for various body functions, including acting as hormones, enzymes, and immune signals, as well as forming hair and nails. DNA sequences precisely code for these proteins, which are synthesized in all body cells.

What type of bonds link proteins together?

• Hydrogen bonds

• Covalent bonds

• Ionic bonds

• Peptide bonds

Which of the following is NOT a function of proteins in the body?

• Forming hair and nails

• Storing genetic information

• Acting as hormones

• Serving as enzymes

Proteins can act as which of the following in the body?

• Hormones

• Nucleic acids

• Lipids

• Carbohydrates

What is the role of DNA in protein synthesis?

• It breaks down proteins

• It codes for proteins

• It transports proteins

• It stores proteins

Where are proteins made in the body?

• In the cells

• In the lungs

• In the bloodstream

• In the stomach