D. The digestive system is not needed to escape a snake.
C. fat molecules surrounding organs
This is a case of a hypertrophic cardiomyopathy with preserved ejection fraction. A hypertrophied left ventricle is a echocardiographic sign that there is chronic stress put in the left ventricle, most commonly in overcoming high aortic pressures in patients with systemic hypertension. In this case, there is normal chamber volume and normal ejection fraction therefore the heart is functionally normal and ejection fraction is preserved.
Electron Microscopes are harder to get than Light microscopes, the set up of a light microscope is also less complicated. Electron microscopes only let you view things in black and white, light microscopes let you see in color.
Answer:
E is the answer, hope it helps!