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Multiple Choice
What type of molecule do plant cells primarily use for long-term energy storage?
A
Starch
B
Sucrose
C
Cellulose
D
Glucose
Verified step by step guidance
1
Understand the role of each molecule listed: Starch, Sucrose, Cellulose, and Glucose, in plant cells.
Recognize that plant cells store energy in the form of carbohydrates, which are organic compounds made up of carbon, hydrogen, and oxygen.
Identify that starch is a polysaccharide, which is a large molecule made up of many glucose units linked together, and is used by plants for long-term energy storage.
Differentiate between the molecules: Sucrose is a disaccharide used for short-term energy transport, Cellulose is a polysaccharide used for structural support in plant cell walls, and Glucose is a monosaccharide used for immediate energy needs.
Conclude that starch is the primary molecule used by plant cells for long-term energy storage due to its structure and function as a polysaccharide.