(a) (i) dominant gene expresses itself in both its homozygous and heterozygous state while recessive gene can only express itself in the homozygous state.
(ii) Continuous variation in a characteristic for which there is a continuum or range with many intermediaries while discontinuous variation is a characteristic for which there are discrete/ distinct/ separate/ definite categories or units or clear out differences.
(b) Either all off springs show dominant characteristic OR half off springs show the recessive while the other half show dominant characteristics.
johnmulu answered the question on May 13, 2017 at 07:32
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