You have a chart that illustrates a series of species with their common ancestor. this chart is a
a. five-kingdom system.
b. gene pool.
c. cladogram.
d. fossil record.

If 2 moles of co_2 at 2l and 500k are expanded reversibly to 20l, more work can be obtained from an adiabatic process than from an isothermal process. is the above statement true or false?

In which type of system is power held solely by the central government and not shared with regional governments? group of answer choices federal unitary confederate oligarchic

Four friends, a, b, c, and d are standing varying distances away from a speaker which is producing sound waves.