Vitamin ___ is the only vitamin the body can produce naturally.
a. C
b. B6
c. D
d. A
Answer: c. D
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Which of the following is not one of the positions offered to a food scientist?
A. quality control B. plant manager C. ingredient manager D. production manager
________ are synthesized by the liver to transport fat to the rest of the body.
A. Low-density lipoproteins B. Very-low-density lipoproteins C. Chylomicrons D. High-density lipoproteins
What is the role of white blood cells in protecting the body from invading organisms? a. Phagocytes release antibodies against the invaders into the bloodstream
b. T-cells release a chemical trail for identification of invaders. c. B-cells engulf and digest the foreign particles. d. Killer T-cells seek out and destroy all foreign particles with the same identity. e. Skin cells are a type of white blood cell that provide a physical, protective barrier.
The enzyme sucrase breaks down sucrose into ________.
A. glucose + glucose B. glucose + maltose C. glucose + fructose D. lactic acid