Can someone explain the answer?

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 reactions that occur in the ribosome, where amino acids are combined to form proteins are anabolic or catabolic?

Qué sucede cuando una persona tiene muy poco o demasiado costeroides?