An How many yellow pups would you expect from a parental cross where one parent

Question

An How many yellow pups would you expect from a parental cross where one parent was yellow and the other was heterozygous black. 1/8 1/2 3/8 1/4 In cats, the gene for calico coat color is both co-dominant and sex-linked. IF a black and yellow cat are mated, what will be the result? All female offspring ill be calico all male offspring will be calico half of the females will be calico, half of the male will be calico all the male offspring will be black A plant that has purple flowers is crossed with one that white flowers. The offspring were half white and half purple. What were the genotypes of the parent? Pp times Pb Pp times pp PP times pp PP times WW In tomatoes, there are two alleles that affect stem color, one purple (P) and one green(p). The following crosses are performed with these results What is the phenotype of the purple parent in cross number 4? PP Pp pp

Explanation / Answer

21. b)Rr

22. b)1/2

23. a) all female offsprings will be calico.

24. c) Pp×pp

25. b) Pp

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