Little billy is terrified! he just heard a noise in his room, and he is sure that this means there are monsters coming to get him. which part of billy’s nervous system will prepare him for fight or flight?

If you have a difficult time knowing where your hand is without looking at it you may be having a problem with your what ?

Gregor mendel is best known for his work with pea plants and for uncover many of the mysteries of genetics. one of his major findings stated that there were specific, physical units of inheritance that are transmitted during reproduction. what is the the name given to these units of inheritance which can be found on chromosomes? a) centromeres b) cytoplasm c) genes d) nucleotides

How can an organ, such as the lungs, work for multiple body systems?