Answer: C. phenotype.
Explanation:
The disease phenotype is an observable characteristic or trait of a disease. It is influenced by the genetic make up and the surrounding environment of the organism. The appearance of symptoms, biochemical and physiological development of the disease is associated with the traits inherited from parents and also under the influence of the environment.
it is considered feedback mechanisms because the menstrual cycle only happens when the hormone is released, it causes the target tissues to react, that reaction is the feedback.
Answer:
heart blood vessels and blood
Cells regulate uptake nutrients and messenger cargos hope this answered the question
Answer:
Responding to stimuli / the environment
Explanation: