Which of the following statements about vascular rays is FALSE? a. They are composed largely of parenchyma cells.
b. They serve as barriers to the movement of food substances and water.
c. They store starch, proteins, and lipids.
d. They synthesize secondary products.
e. They are variable in length.

answer; the above answer to the above statement is (true)

"a.) well–developed vascular system."

there is not 1 highest source of protein, but there are many; meats, fish, poultry, seafood, cheese, eggs, yogurt and milk. the only non complete animal food that is beneficial is gelatin.

sorry if this did not , have a great day!