Digestion is of two types, mechanical and chemical. Food first enters the mouth where it is mechanically digested by the teeth and chemically digested by the enzymes in the saliva. Next, food travels to the pharynx and then the esophagus via peristaltic motion of the muscles. Then the food enters the stomach, where chemical digestion is completed. The broken down food is sent to the small intestine for absorption and then the large intestine to have water removed and then be expelled from the body.
In eukaryotic cells, or cells with a nucleus, the stages of the cell cycle are divided into two major phases: interphase and the mitotic (M) phase.
<span>A. Accept 3 electrons from another atom in an ionic bond.
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Answer:
Radio waves, microwaves, infrared and visible light can all be used for communication.
It should be due to the changes in the water temperature and the salinity of the water.