When chloroplasts are treated with DCMU, a potent herbicide, O2 evolution and photophosphorylation stop. O2 evolution, but not photo-phosphorylation, can be restored by the addition of an electron acceptor. Propose a mechanism by which DCMU is acting.

Need ! asap will mark 10 pts using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. explain your answers

Heat is the total potential energy of a substance that can be transferred. true false

What powdery mineral is a health hazard when airborne?