This is Online Notes on Chapter=9 ( Heredity and Evolution) Part 2 for preparation of CBSE BOARD Examination, NTSE etc.Dihybrid Cross:
A cross between two plants having two pairs of contrasting characters is
called dihybrid cross.
Conclusion:
No genetic change has occurred in the population of beetle. The population
gets affected for a short duration only due to environmental changes.
ACQUIRED AND INHERITED TRAITS:
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