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In Biology / Junior High School | 2025-06-04

Complete the Punnett square to show all possible genotypes of the offspring from a cross between two Holsteins: one heterozygous with red-to-black spots and one with black spots carrying a red-to-black allele. Write the genotypes so that dominant alleles come before recessive alleles. Questions

Asked by aminmahmoud6b111

Answer (1)

Punnett Square[tex]\left[\begin{array}{ccc}&R&r\\R&RR&Rr\\r&Rr&rr\end{array}\right][/tex]AllelesR = Red-to-black (dominant)r = Black (recessive)Possible GenotypesRR (Red-to-black)Rr (Red-to-black, carrier of black)rr (Black)Genotype Ratio1 RR : 2 Rr : 1 rr

Answered by EmeraldsInHerEyes | 2025-06-10