Identify the structure of the human heart which is a valve between the aorta and the left ventricle of the heart that prevents the blood from flowing back into the left ventricle. a)mitral valve b)aortic valve c)tricuspid valve d)pulmonary valve

its D i really needed the right answer thanks alot

explanation:

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.