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vekshin1
3 years ago
15

What is the origin of pioneer species in primary succession?

Biology
2 answers:
Montano1993 [528]3 years ago
5 0
<span>B) they are survivors of the ecological disturbance

</span>
GalinKa [24]3 years ago
5 0
The answer is c <span>they evolve from other organisms already present</span>
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