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in Biology by (25.0k points)
Nicotiana sylvestris flowers only during long days and N.tobacum flower only during long days in the labortory undre different photoperiods , they can be induced to flower at the same time and can be cross fertized to flower aat the and can be corss fertillzed to produce self - fertile offsping .What is the best reason for considering N. syvestris and N . tobacum to be separate species
A. They cannot interbreed in nature
B. They are reproductively distinct
C. They are physiologically distinct
D. They are morphologically distinct

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1 Answer

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by (25.0k points)
Correct Answer - A

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