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Need all parts answered and explained please.
In the domestic chicken, a decorative head feature called the comb may be single, walnut, pea, or rose, according to the combination of alleles of two unlinked genes present Genotype R P_ gives a walnut comb. rrP gives a pea comb; R_pp gives a rose comb; while ripp fowl have a single comb. A. What comb types are expected in the F1 generation from a cross between pure-breeding rose and pea flocks? What phenotypić ratio is expected in the F2 generation? B. what comb types are expected in the F1 generation from a cross between pure-breeding Walnut and Single flocks? What phenotypic ratio is expected in the F2 generation?
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