Based on the cell theory, which of the following is true? (5 points) a
All cells are too small to be seen.

b
All living things are made of cells.

c
Small organisms have more cells than large organisms.

d
Large organisms have larger cells than small organisms.

Match the correct terms to their descriptions a system in which only energy but not matter is exchanged frozen water in snow part of geosphere that includes only soil a thin layer between the troposphere and the stratosphere cryosphere tropopause closed system pedosphere