When Joining Tables,the _________ Clause Specifies the Columns from Each

question 2

Multiple Choice

When joining tables,the _________ clause specifies the columns from each table that are com?pared to determine which rows are merged.

• A)ON
• B)WHERE
• C)LIKE
• D)GROUP

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Definitions:

Gram-variable

Refers to bacteria that do not consistently stain as gram-positive or gram-negative because of variability in the structure of their cell wall.

Clostridium Tetani

A bacterium that causes tetanus, characterized by muscle stiffness and convulsions, contracted through wound infections.

Gram-positive

Refers to bacteria that retain the crystal violet stain used in Gram's method of staining, indicative of a thick layer of peptidoglycan in the bacterial cell wall.

Gram-variable

Refers to bacteria that do not consistently stain either Gram-positive or Gram-negative due to certain conditions or characteristics of the cell wall.