Most Large Cities Have Required the Pasteurization of Milk and Milk

question 18

Multiple Choice

Most large cities have required the pasteurization of milk and milk products since

• A) 1800.
• B) 1850.
• C) 1900.
• D) 1920.

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Definitions:

Lymph System

A part of the immune system consisting of a network of vessels, tissues, and organs that help rid the body of toxins, waste, and other unwanted materials.

Bloodstream

The circulating fluid system within the body, comprised mainly of blood, that delivers nutrients and oxygen to the cells and carries away waste products.

Antibodies

Proteins produced by the immune system to identify and neutralize foreign objects like bacteria and viruses.

Protein Molecules

Large, complex molecules that play many critical roles in the body, including in the structure, function, and regulation of tissues and organs.