B.
Special proteins are in charge of regulating the movement of substance through the double-membrane.
This situation describes JUST CULTURE.
JUST CULTURE is a concept that is used in health care to improve patients' safety. The concept involves examination and analysis of medical errors made by medical practitioners in the course of their duties in order to prevent such occurrence in the future.<span />
An instrument used for measuring rate of Transpiration occurring from lower surface of leaf.