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Which of the following is NOT an important role of the liver?
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7. Energy and Metabolism
Introduction to Metabolism
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Which term describes an area in an organism where sugars are used or stored?
A
Source
B
Stroma
C
Sink
D
Thylakoid
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Understand the context: In plants, sugars are produced during photosynthesis and transported to areas where they are either used for energy or stored for later use. These areas are referred to as 'sinks.'
Clarify the term 'sink': A sink is a region in the plant where sugars are actively transported to be utilized or stored. Examples include roots, fruits, and seeds.
Differentiate between 'source' and 'sink': A 'source' is where sugars are produced, such as leaves during photosynthesis, while a 'sink' is where sugars are consumed or stored.
Eliminate incorrect options: 'Stroma' refers to the fluid-filled space in chloroplasts where the Calvin cycle occurs, and 'Thylakoid' refers to the membrane structures within chloroplasts where light-dependent reactions take place. Neither of these terms describes areas where sugars are stored or used.
Conclude that the correct term for an area in an organism where sugars are used or stored is 'sink.'
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