Biology Primary structure of proteins determines__________? Options:A. Number of polypeptide chains involvedB. Bending of polypeptide chainsC. Amino acid sequenceD. Coiling of polypeptide chainsView AnswerC. Amino acid sequence Continue Reading Previous: _________________ cells of phloem are directly involved in transport of organic solutes?Next: Exposure to low temperature stimulates plants to flower. This is called___________?