So both the rabbits are Bb which means there will be a chart which comes out with one BB, Two Bb and one bb, For the rabbit to become brown fur it would need to get bb from theirs parents reproducing, if it's Bb they will just carry the trait recessive trait again and if it's BB they won't be carrying the trait
Answer:
A Mutation occurs when a DNA gene is damaged or changed in such a way as to alter the genetic message carried by that gene.
The majority of mutations have neither negative nor positive effects on the organism in which they occur.
By taking a glance at the pedigree we can see that rickets transmission is not autosomal but instead it is x linked recessive.
Without wasting time look at the no of offspring of 1 that is 4 since two out of four have rickets then the chances of having rickets by method of probability is 1/2
Please mark me as brainliest.