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What is the first level of organization?

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in Biology – Class 12 by (271k points)
What is the first level of organization?

(a) Organ

(b) Cell

(c) Organism

(d) Macromolecules

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My question comes from Organism and its Environment topic in portion Organisms and Populations of Biology – Class 12

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Right answer is (d) Macromolecules

The explanation: Macromolecules are the first level of the organization of any organism. They are large molecules made by joining of monomers. An organism consists of various macromolecules such as carbohydrates, proteins, lipids, and nucleic acids.

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