The current arrangement of the continents as they are today formed as a result of worldwide earthquakes that caused large cracks in Earth's crust.
millions of years of slow geological processes.
an asteroid impact that created many deep craters.
widespread volcanic activity during the Mesozoic Era.

The transport tubes for food coming down the plants are called?

Which feature of a human community is similar to a niche in a biological community

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.