A pure-breeding tall plant producing oval fruit as described in Problem 2 is crossed to a pure-breeding short plant producing round fruit. a. The F1 are crossed to short plants producing oval fruit. What are the expected proportions of progeny phenotypes? b. If the F1 identified in part (a) are crossed to one another, what proportion of the F2 are expected to be short and produce round fruit? What proportion are expected to be tall and produce round fruit

1. which of the following levels of protein organization shows the complete 3-d arrangement of the polypeptide chain? a) primary b) secondary c) tertiary d) quaternary 2. the carboxyl groups on a protein molecule are composed of which of the following elements? a) nitrogen and hydrogen b) carbon, hydrogen, and oxygen c) carbon and hydrogen d) nitrogen, oxygen, and carbon 3. what part of the protein molecule makes it unique from other proteins? a) the carboxyl group b) the amino group c) the peptide group d) the r group 4. which of the following is an example of a protein that plays a direct role in immune function? a) collagen b) antibodies c) enzymes d) hormones 5. which of the following statements correctly describes the composition of proteins? a) most are composed of 20 common amino acids. b) most are composed of 10 common amino acids. c) most are composed of 20 common fatty acids. d) most are composed of 10 common fatty acids.