In rabbits brown fur is dominant to white fur. A cross between two heterozygote brown rabbits result in genotype called ratio and a phenotypic ratio 1:2:1 and 1:2:1
1:1 and 1:1
1:2:1 and 3:1
3:1 and 3:1

answer; ////increased water pollution; ///////////////////////

answer; a male inherits only one allele of the x-linked gene controlling hair color;

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.