Question 31 Not yet answered Marked out of 1.00 Flag question Question 32 Not yet answered Marked out of 100 Flag question All the following apply to the bicuspid valve except: Select one: O a. it is also called the mitral valve O b. it is a semilunar valve O c. it is found on the left side of the heart O d. it prevents blood from backing into the left atrium Which of these does not affect diffusion rate? Select one: a. Surface area for diffusion b. Concentration gradient c. Solubility of gas Od. all of the above e, none of the above