Multiple choice

In maize, hybrid vigour is exploited by

  1. inducing mutations

  2. bombarding the protoplast with DNA

  3. the crossing of two inbred parental lines

  4. harvesting seeds from the productive plants
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

In maize, hybrid vigour is exploited by crossing of two inbred parental lines. Heterosis, hybrid vigour or outbreeding enhancement is the improved or increased function of any biological quality in a hybrid offspring.

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