Cytoplasm in a cell carries out a function similar to a function of which human system?
1.) respritory system
2.) reproductive system
3.) circulatory system
4.) nervous system

the answer is d. exposing corruption in the church

answer; both surfaces of the membrane are nonpermeable

blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. as the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.