A Professor is doing a research project on the Romanov royal family of Russia. She notices the hemophila, a disease in which the blood does not clot properly, appears in many generations of the family. What organic molecule is the most likely cause of the inheritance of this disease within the family?

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms