The function of the sphincter at the downstream end of the stomach is to ______. ... release acid chyme into the duodenum in periodic squirts. 1. Muscular action propels food through the alimentary canal by a process called ______.he function of the sphincter at the downstream end of the stomach is to ______. ... release acid chyme into the duodenum in periodic squirts. 1. Muscular action propels food through the alimentary canal by a process called ______.
Teal'c's symbiote. From the Stargate SG-1 Season 1 episode, The Enemy Within. The term symbiote (or symbiont) refers to a Goa'uld parasite living in a host animal such as a human or Unas. In biology a symbiote is an organism that lives with or off another organism receiving and/or giving benefits.
Parasitism. Parasitism is a non-mutual symbiotic relationship between species, where one species, the parasite, benefits at the expense of the other, the host. The phorid fly and leaf-cutter ants is an example of parasitism in the tropical rainforest.ommensalism. Commensalism is a type of symbiosis in which one organism benefits and the other derives neither benefit nor harm. An example would be a frog living in a tree. The frog receives shelter, and the tree doesn't receive anything in return.