Que son dos alelos son codominantes

Which of the following produces carbon dioxide? a. plants b. animals c. decomposers d. all of the above

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?

This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.