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Mice of one species have two distinct tail sizes, long and short. Please explain

ID: 171102 • Letter: M

Question

Mice of one species have two distinct tail sizes, long and short.

Please explain how you would answer this question in detail.

Mice of one species have two distinct tail sizes, long and short. A male with a long tail is repeatedly crossed with a female with a short tail. These matings produce: 14 males with short tails, 16 males with long tails, 18 females with short tails, 15 females with long tails. In a separate experiment, males and females with short tails are crossed. These matings produce: 10 males with long tails, 18 males with short tails, 9 females with long tails, 21 females with short tails. Which of the following patterns of inheritance is the best explanation of these results?

Explanation / Answer

1)16 males with long nails as 2^4=16 which 2 being distinct

2)18 males with short nails=2^4 +2=18 nails