In contrast to skeletal muscle, cardiac muscle cells have a phase as part of their action potential.

Does the sun release radiant energy?

Did you know that a single bee would have to go to over 2 million flowers to make a single pound of honey?

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?