Mice coat colour may be either coloured (C), agouti (A) or albino (c and a). Two mice with agouti (CcAa) colour where crossed. If coloured phenotype is recessive to agouti, what ratios would be obtained?
A. 12 agouti:3 coloured:1 albino
B. 12 coloured: 3 agouti: 4 albino
C. 9 coloured: 3 agouti:4 albino
D. 9 agouti: 3 coloured:4 albino
Answer:D
Mice coat colour may be either coloured (C), agouti (A) or albino (c and a). Two mice with agouti (CcAa) colour where crossed. If coloured phenotype is recessive to agouti, what ratios would be obtained?
A. 12 agouti:3 coloured:1 albino B. 12 coloured: 3 agouti: 4 albino C. 9 coloured: 3 agouti:4 albino D. 9 agouti: 3 coloured:4 albino