Which of the following statements is NOT true of transpiration Select one
a. it speeds up photosynthesis
b. it draws food up the stem
c. it has a cooling effect on the leaves
d. it draws dissolved salts up the stem

You have just sequenced a new protein found in mice and observe that sulfur-containing cysteine residues occur at regular intervals. what is the significance of this finding? it will be important to include cysteine in the diet of the mice. cysteine residues are required for the formation of α helices and β pleated sheets. cysteine residues are involved in disulfide bridges that form tertiary structure. cysteine causes bends, or angles, to occur in the tertiary structure of proteins.