Provides a mechanism by which the chromosome number may be kept the same from one generation to another. a. mitosis b. meiosis c. natural selection d. evolution

How does photosynthesis show the conservation of mass and energy?

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.

Which statement names a physical property of wood? wood does not rustwood can burnwood can rotwood is softer than coal