Distinctive Markings of Shells and Cartridges Can Be Made by The

question 38

Multiple Choice

Distinctive markings of shells and cartridges can be made by the:

• A) firing pin.
• B) extractor and ejector mechanism.
• C) magazine.
• D) breech lock.
• E) all of the above

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Definitions:

Sabin Polio

A type of oral polio vaccine developed by Albert Sabin that contains a weakened form of the polio virus, used to induce immunity against poliomyelitis.

Culturing

Culturing refers to the process of growing cells, bacteria, or other microorganisms under controlled conditions, usually in a nutrient medium.

Pathogen

An organism, such as a virus, bacterium, prion, or fungus, that causes disease in its host.

Measles

A highly contagious viral disease marked by fever, cough, and a distinctive rash, preventable by vaccine.