Proteins
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What do hormones do?
Carry molecular messages through the blood.
What do antibodies do?
Recognize foreign molecules in the blood as part of the immune system that protects us from infection.
What do enzymes do?
Cuts and joins the molecules of life.
What do digestion enzymes do?
Breaks food into small nutrient molecules.
What do storage proteins do?
Contains nutrients for future consumption.
What do infrastructure proteins do?
Supports and moves cells.
Describe primary structure
Linear sequence of amino acids
Describe secondary structure
The local folding patterns of amino acids in a protein, which are determined by hydrogen bonding.
Describe tertiary structure
The overall three-dimensional arrangement of its polypeptide chain in space.
Describe quaternary structure