Which of the following represents the most correct order of the organization of life from the smallest unit to the largest?
a. atoms ? molecules ? cells ? organisms ? populations ? communities ? ecosystems ? biosphere
b. atoms ? molecules ? cells ? organisms ? communities ? populations? ecosystems ? biosphere
c. atoms ? molecules ? cells ? organisms ? populations ? ecosystems ? communities ? biosphere
d. communities ? biosphere ? organisms ? ecosystems ? populations ? cells ? molecules ? atoms
e. biosphere ? organisms ? communities ? ecosystems ? populations ? molecules ? cells ? atoms
ANSWER: a
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