Examlex
How much of Canada's electricity needs are met with nuclear power?
Duodenum
The first section of the small intestine immediately beyond the stomach, where initial digestion of food occurs.
Esophagus
A muscular tube connecting the throat (pharynx) with the stomach; food is pushed through it by peristaltic movements.
Salivary Amylase
An enzyme found in saliva that starts the process of starch digestion in the mouth.
Nutrient
Substance that an organism must acquire from the environment for growth and survival.
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