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marysya [2.9K]
3 years ago
6

During speciation, when do two groups become recognized as separate species? A. when they look different. B. When they are separ

ated by an isolation barrier. C. When they cannot interbreed. D. When they are both herbivores.
Biology
1 answer:
nevsk [136]3 years ago
6 0
The answer is C (when they cannot interbreed) because when the new species cannot have offspring with the old species, they do not mix traits.
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