Proteins

The monomer of proteins is

• Monosaccharide

• Fatty acid

• Amino acid

• Nucleotide

Tags

NGSS.HS-LS1-6

How many different amino acids exist?

• 20

• 2

• 11

• Unlimited number

What makes each amino acid different?

• The R group that is attached

• How many fatty acids are attached

• The backbone of the amino acid

• Whether or not it has C, H, O, and N

The job/role of a protein is determined by its

• Length

• Number of atoms

• Shape

• pH

Tags

NGSS.HS-LS1-1

The order of amino acids in a protein is determined by an organism's

• Cellulose

• DNA

• Phospholipids

• Monosaccharides

Tags

NGSS.HS-LS1-1

What can change a protein's shape?

• Mistakes in DNA (mutations)

• Heat

• High or low pH

• All of these can change a protein's shape

A protein that is exposed to heat or extreme pH loses its shape. This protein is known as

• Deformed

• Desecrated

• Denatured

• Disgruntled

Tags

NGSS.HS-PS1-5

All of the following are roles of proteins EXCEPT

• Act as enzymes

• Give cells/organisms structure

• Provide a short-term source of energy

• Protection against disease

A protein that speeds up a chemical reaction is known as a(n)

• Antibody

• Receptor

• Enzyme

• Polysaccharide

Which type of protein marks viruses or bacteria to be destroyed by the immune system?

• Antibody

• Enzyme

• Amino acid

• Starch