(a) What is hybrid vigour? (b) Give two instances when hybrid vigour may be lost.

      

(a) What is hybrid vigour?
(b) Give two instances when hybrid vigour may be lost.

  

Answers


johnson
(a) Is the increased activity and performance of the offspring above the average of the two unrelated parents.
(b)
- When first crosses are interbred.
- When the first crosses are back -crossed with their inferior parents.
johnson mwenjera answered the question on February 10, 2018 at 17:06


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