? ?skinniejeans? Guest Jun 1, 2008 #1 including the building block units of each different macromolecule.
F Fly On The Wall Guest Jun 1, 2008 #2 proteins -- amino acids DNA -- nucleic acids and sugars starches -- sugars silk etc. There are more than 4, I can promise you that.
proteins -- amino acids DNA -- nucleic acids and sugars starches -- sugars silk etc. There are more than 4, I can promise you that.
