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The organ of the lymph system in which specialized white blood cells called T cells learn to distinguish body cells from foreign cells is the:
Q3: Why does a high metabolic rate mean
Q8: The enzyme that breaks down fats is:<br>A)Lactase<br>B)Amylase<br>C)Pepsin<br>D)Lipase<br>E)Bile
Q21: In figure 32.16 the authors looked for
Q21: A meerkat sentry is not an example
Q31: The anatomical arrangement in which two adjacent
Q37: In humans,which of the following is used
Q39: UV light _ folic acid.<br>A)Increases the body's
Q57: What would happen to the drug dealer's
Q62: The germ layer called the endoderm develops
Q76: Which main tissue type of the circulatory