Moving substances from a lower concentration to a higher concentration requires

Found evidence that the continents were joined together at one time.

Prior to the development of dna fingerprinting, blood type could be used to determine possible parentage. although it might prove someone was not a parent, it could not show if someone was positively the parent, only that he or she might be a parent. which of the following is a true statement that can be made about parentage based on blood typing?

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol