Multiple Choice
The studies by Rieseberg and colleagues on sunflowers showed that hybrids between two species
A) are always sterile.
B) have new genetic combinations that their parental species do not have.
C) sometimes can grow in environments where their parental species cannot.
D) typically outcompete individuals of their parental species due to hybrid vigor.
Correct Answer:

Verified
Correct Answer:
Verified
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