Living organisms all have dna and rna which are botha. carbohydratesb. lipidsc. proteinsd. nucleic acids

Describe speciation of the galapagos island finches in terms of geographic isolation

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?

What happens when water’s salinity increases? mass decreases. freezing point decreases. buoyancy of objects decreases. the amount of dissolved minerals decreases.