If all organisms are composed of cells then, which set of organisms are considered cells

How does the release of trapped gases in magma cause a volcano to erupt? a. they push the magma up the pipe and then are reabsorbed into the magma chamber. b. they cause the magma to change chemically into lava. c. the gases form vents that allow the magma to flow out. d. the gases rush out and carry the magma with them.

List two modern organisms that have pentameral symmetry

What are some possible short and long term medical concerns for crew members on longer space exploration trips