The passage of a bolus of food down the esophagus is assisted by what? MULTIPLE CHOICE.

A. Enzymes and acids

B. The lower esophageal sphincter

C. Peristalsis

D. The pyloric sphincter

Drag the correct tiles to the image. not all tiles will be used. the diagram is a schematic representation of the electron transport mechanism in mitochondria. label the diagram to complete the model.

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

Ateam from new york presbyterian hospital is conducting a study about a recent increase in cases involving both excess sweating and kidney stones. what would the team need before it draws a conclusion about the cases? medications that are specifically designed to treat the sickness machines that are built to process blood and reduce symptoms until patients are healthy again data that profile the various patients who report these symptoms proof that the excess sweating is related to the excessive kidney stones