Cells use different processes at different times to provide an organism with the energy that it needs. spirulina is an autotrophic bacteria that can be found in freshwater and marine environments. which process takes place in the cells of spirulina that does not occur in the cells of a human?

the core of the sun is so hot and there is so much pressure, nuclear fusion takes place, hydrogen is changed to helium. nuclear fusion creates heat and photons. when the heat reaches the earth it warms the molecules of the atmosphere, and they warm other molecules and so on.

youre right there are