Answer:
(i) Select two varieties of dogs one with white coat colour, the other with black coat colour.
(ii) Crossbreed them taking male dog from one variety and bitch (female dog) from the other variety.
(iii) Observe the colour of offsprings of F1 generation.
(iv) Now, bring about breeding among the organisms of F1 generation.
(v) Observe the coat colour of organisms (pups) of F2 generation and note the variations in coat colour.
(vi) Draw conclusions on the basis of your study. One of the probable inheritance pattern may be as given below.
Phenotypic ratio = 3 : 1, Black coat colour (3) : White coat colour (1)
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