Organelles Protect a Cell by

question 25

Multiple Choice

Organelles protect a cell by

• A) sequestering biochemicals that could dismantle other cellular structures.
• B) forming a thick outer barrier.
• C) containing powerful enzymes that kill any bacteria that enter.
• D) placing flag-like molecules on a cell's surface identifying that cell as belonging to a particular person.
• E) producing new DNA if the genetic material is damaged.

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Definitions:

Three-strip Technicolor

Three-strip Technicolor is a color film process that uses three strips of film to capture the red, green, and blue color components, introduced in the 1930s to create vivid color movies.

Sound Cinema Technology

The technology enabling the synchronization of motion picture with sound, revolutionizing the film industry in the late 1920s.

Phonograph

An early sound-reproducing machine that uses cylinders or discs to record and playback sound, invented in the late 19th century.

Vitaphone

An early sound film system created by Warner Bros. that synchronized a film's soundtrack stored on phonograph records.