instead of having 5 toes, some cats have additional digits at their front paw, a

Question

instead of having 5 toes, some cats have additional digits at their front paw, a trait called polydactyly. Polydactyly is determined by the allele(D), which is dominant to the normal paws allele(d).

to determine the genotype of a polydactyl cat, you perform a testcross. What proportion of polydactyl cats do expect from that cross, if the polydactyl parent was heterozygous

a)100% b)75% c)50% d)25% e)0%

if you crossed a polydactyl heterozygote with another polydactyl heterozygote, you would expect polydactyl offspring ______________of the time,

a)100% b)75% c)50% d)25% e)0%

Explanation / Answer

1. 50%

2. 75%

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