The function of the pyloric sphincter is to a release acid chyme into the duodenum in periodic squirts. b release pancreatic secretions into the duodenum when chyme is present. c release bile into the duodenum when chyme is present. d retain acid chyme in the stomach until pepsin digestion is complete. e release bile and pancreatic secretions into the duodenum when chyme is present.

answer: after carbon dioxide enters the leaf through stomata it moves into the mesophyll cells where photosynthesis occurs and glucose is constructed. respiration occurs when glucose (sugar produced during photosynthesis) combines with oxygen to produce useable cellular energy.

explanation:

lunar landing mission. apollo 11 was the first manned mission to land on the moon. the first steps by humans on another planetary body were taken by neil armstrong and buzz aldrin on july 20, 1969. the astronauts also returned to earth the first samples from another planetary body.

explanation:

oxygen +1 most likely

meiosis is the first to occur after the nuclei of opposite of opposite mating types fuse