Which organelle acts like the transportation or circulatory system of the cell?

State one advantage and one disadvantage of using a plane mirrior as a driving mirrior

Which atomic model was proposed as a result of j. j. thomson’s work?

6–48 bananas are to be cooled from 24 to 138c at a rate of 215 kg/h by a refrigeration system. the power input to the refrigerator is 1.4 kw. determine the rate of cooling, in kj/ min, and the cop of the refrigerator. the specific heat of banana above freezing is 3.35 kj/kg·8c.