A microscopic, single celled organism that has no defined, membrane bound nucleus would fit best into which two kingdoms? A. Archaebacteria and Eubacteria B. Plantae and Archaebacteria C. Fungi and Eubacteria D. Animalia and Protista

A

Explanation:

Options B,C, and D wouldn't work because they include multi-cellular organisms. These organisms are fungi, plants, and animals that have billions of cells within them. Thus, the most probable answer would be A since many bacteria are single celled.

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hello there the answer is d