a) Continuous variation (differences not clear cut) e. g. height, length, weight, skin colour, intelligence etc. They are quantitative and show intermediates.
b) Discontinuous variation(differences are clear cut) e. g. ability to roll tongue, ABO blood grouping system, RH factor, patterns of ?ngerprints, and ability to taste PTC. They are qualitative and have no intermediates.
Anganifelix answered the question on April 17, 2018 at 10:28
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