What cell structure controls what comes in a leave cell?

What does endoplasmic reticulum campare to? What era did the cavemen live in? How can you absorb iron from a meal? When was spirit and opportunity landed? Into which type of molecule are DNA sequences transcribed for protein synthesis? The energy needed for the changes in the water cycle to take place comes from? What size transformer is needed if you have 30 amps of 480 volts? What happens to the equilibrium concentration of reactants when the volume of the reaction system is decreased and why? What structure is labeled b? Also called an erthrocytic anucleate formed element? Where is the substrate that binds to an enzyme? Effects of human activities on environment - Housing and industrial? Is DNA or RNA the master plan? What does it mean to dream about tsunami's? Who is nakia? What c contains coloured pigment? Is 3.6 strong earthquake? What time is 6pm PST in Philippines? How does the movement of fluids help organisms to hear? When lettuce and some other vegetables spoil they become black and slimy What type of chemical change makes the vegetables spoil?