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Chewing food is called ________________. This is a form of _________________ digestion.

Which part of the neuron allows it to communicate with muscles that are far away. For example, a neuron in the brain can communicate with a muscle fiber in the foot due this this structure.

What is the function of keratinocytes?

Which of the following correctly describes the Epidermis of thin skin?

Which of the following refers to a mature bone cell?

Change the following sentence to make it specific to a muscle fiber: The cell membrane surrounds the cytoplasm.   

Most digestion of food and absorption of nutrients occurs in what part of the digestive tract?

The sarcoplasmic reticulum stores large amounts of what?

The fibula is represented by which letter? Your answer should be only one letter.

John smith is experiencing a burning sensation in his chest and acid washes up into his throat. Which structure is not working correctly?