Answer:
Proteins
Explanation:
Proteins are made up of many repeating units (monomers) of amino acids that are joined by peptide bonds.
Hope this helps :)
the sperm fertilizing the egg
x or y because both can cause it
Asia - China (followed by India)
north America - USA (closely followed by canada)
european - Russia ( followed by Germany)
oceanic - Australia
bro it 3
