A ________ Is Used as a Placeholder for an Unknown

question 73

Multiple Choice

A ________ is used as a placeholder for an unknown part of a value or to match a certain pattern in a value.

• A) wildcard character
• B) Replace command
• C) Find command
• D) Find & Replace command

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Definitions:

Macrophages

Immune cells that engulf and digest cellular debris, foreign substances, microbes, and cancer cells in a process called phagocytosis.

Innate Immunity

The first line of defense in the immune system, consisting of physical, chemical, and cellular defenses against pathogens that are present from birth.

Plasma Cell

Cell derived from B cells; produces antibodies.

Antibodies

Proteins made by the immune system that are responsible for identifying and deactivating foreign entities such as viruses and bacteria.