Which function does the circulatory system share with the heart?
A. directs blood flow to tissues
B. exchanges nutrients and wastes with cells
C. transports hormones to all areas of the body
D. regulates blood pressure
D
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Which of the following is NOT a molecule synthesized in the smooth endoplasmic reticulum (SER)?
A) steroids B) fatty acids C) lipids D) proteins E) All are synthesized in the SER.
A man is found to have the following symptoms: a large goiter, muscle weakness, excessively emotional and irritable disposition, extreme weight loss, a constant feeling of being too warm in normal-temperature rooms, and bulging eyes. The probable diagnosis is
a. myxedema b. Cushing's disease c. Conn's syndrome d. Grave's disease e. Addison's disease
The name of the process that couples the movement of hydrogen ions across the inner mitochondrial membrane to ATP production is the
A. citric acid cycle. B. glycolytic pathway. C. chemiosmosis. D. Cori cycle. E. hydrosmotic model.
The net ATP available for a cell to use after glycolysis of one glucose molecule is _____
Fill in the blank with correct word.