When does ipm use synthetic chemical pesticides?

as the first control option
only as a last resort
when the pest first appears
when prevention methods are necessary

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment

(99 points) be serious! how do farts work? how do you fart without it stinking? serious answers only

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.