If less dense crust collides with less dense crust, then this must be an example of
A. continental crust to continental crust collision..
B. continental crust to oceanic crust collision.
C, oceanic crust to oceanic crust collision.
D, a subduction zone.

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

7. describe two strategies that parents can use to cope with stress. 8. describe the three types of childcare available to families. 9. what can parents do to be more involved in their children's education at home and at school? 10. which factors should a parent consider when choosing a childcare option?

In the respiration-photosynthesis cycle shown above, what are the products of cellular respiration that belong in box 2?