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March 27, 2017

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In cat, the gene for black coat is dominant to the gene for white coat. A heterozygous black cat is crossed with a white cat. which of the following is true about the ratio of the offspring from the cross?
black coat white coat
A 1 3
B 3 1
C 4 1
D 4 0
can you please give me an explanation for this question. thanks in advance.

  • biology - ,

    *Black coat, White coat
    A. 1,3
    B. 3,1
    C.4,1
    D.4,0

  • biology - ,

    The parents' genotypes are Bw and ww. Use a punnett square.

    https://www.google.com/search?client=safari&rls=en&q=punnett+square&ie=UTF-8&oe=UTF-8

  • biology - ,

    thanks for your explanation

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