Question

multiple choice question
plant and animal species are defined by ______.

morphological similarities
reproductive properties
shared stable properties
biochemical identities

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Explanation:

The biological species concept, the most widely accepted definition for plant and animal species, defines a species as a group of organisms that can interbreed and produce fertile offspring, which centers on reproductive properties. Morphological similarities, shared stable properties, and biochemical identities are used as supporting characteristics but are not the primary defining feature of a species.

Answer:

B. reproductive properties