Drop in BMI (Body Mass Index) even after eating healthy and having no eating disorders may be a result of any chronic disease or any chronic disorder.
According to the information provided in the question above, Esther's physician will need to KNOW WHETHER ESTHER IS SUFFERING FROM ANY CHRONIC DISEASE OR NOT.
I believe the answer would be <span> aerobic reactions require oxygen and anaerobic do not. From the word, aerobic itself, it would mean that the process requires the presence of oxygen for it to happen while the opposite is called an anaerobic process.</span>
C)Human activity
Your welcome :)
Composition is what it's made of vs texture being what the substance feels like.