In some cases of head injuries, the cerebrum may be affected. this type of injury could cause a loss of

Why do bacteria thrive even in hostile environments

Guinea pig coat color is determined by a single gene. the allele for black coat color is dominant to brown. in a cross between twoblack-haired guinea pigs, 20 offspring are born. if both parents were heterozygous, probability would predict that approximately howmany of the 20 offspring would have brown hair?

Can a trait be both polygenic and have multiple alleles? explain why or why not.