B.) Inversion.
I'm not quite sure, so might wanna double check, but I think that's correct. Hope I helped, if not I apologize.
Theory because a theory has to be backed up by several experiments
A gene is (in informal use) a unit of heredity which is transferred from a parent to offspring and is held to determine some characteristic of the offspring.
Answer:
A Wave the fumes from the test tube toward the nose with a hand and inhale
Explanation:
