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The tree of life is made up of which domains?
A
Prokaryotes and Eukaryotes
B
Monera, Protista, and Fungi
C
Plants, Animals, and Fungi
D
Bacteria, Archaea, and Eukarya
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1
Understand that the 'tree of life' refers to the classification of all living organisms based on evolutionary relationships.
Recall that modern taxonomy divides life into three domains: Bacteria, Archaea, and Eukarya. These domains are based on differences in cellular structure and genetic makeup.
Recognize that Bacteria and Archaea are prokaryotic domains, meaning their cells lack a nucleus, while Eukarya includes all eukaryotic organisms, which have cells with a nucleus.
Eliminate incorrect options: 'Prokaryotes and Eukaryotes' is not specific enough, 'Monera, Protista, and Fungi' is outdated, and 'Plants, Animals, and Fungi' only represents subsets of the Eukarya domain.
Conclude that the correct answer is 'Bacteria, Archaea, and Eukarya,' as these are the three domains that make up the tree of life.