An experiment in which only the variable the manipulated variable, is changed at a time is called an

Classify the descriptions and examples as endocrine or neural control

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?

Describe the function of the endomembrane system? what organelles are involved?