Proteins

Protens have a lifespan of ___ or less days

• 2

• 3

• 4

Proteins contain carbon, hydrogen, oxygen, _____, & _______

• nitrogen

• sulfur

• iron

• helium

An amphoteric compound is when a _____ & ______ interact

• base

• acid

• neutral

• salt

A peptide bond forms when a _____ and _____ of a different amino acidreact

• carboxyl group

• amino group

• R group

A tripeptide is formed when ____ amino acids are linked

If an amino acid chain has more than 25 amino acids it is referred to as a protein.

• True

• False

The test for proteins is the _____ test

• Biuret

• Benedict's

• Emulsion

Polypeptides are linked with peptide bonds

• True

• False

Do you like the daytime or nighttime?

• Day

• Night