Which of the following statement is true ? during heat flow, much of the energy is lost during heat flow, energy is converted to matter during heat flow, much of the energy is dissipated and cannot be used for useful work

Deer cave cannot support photosynthesis is as not enough sunlight is present. in spite of this, it still has a complex food chain. what is the energy foundation of this food chain?

Explain the source of radioactivity in uranium in earth’s crust by which it produces nuclear radiation

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.