Is an arctic fox a first, second or a third level consumer? Explain.

a client has been prescribed misoprostol for the treatment of peptic ulcer disease. what is a true contraindication for this medication

According to the cladogram, which organisms have roundworms as a common ancestor?

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?