Which term identifies a group of cells that work together to perform a similar function? Molecule

Organism

Organ

Tissue

Which of the following is a source of heat for magma formation? magma plumes in the continental crust friction due to divergence friction due to subduction magma plumes in the oceanic crust

When the displacement of a mass on a spring is 12a the half of the amplitude, what fraction of the mechanical energy is kinetic energy? at what displacement, as a fraction of a, is the mechanical energy half kinetic and half potential?

Select the correct answer. what does the process of natural selection involve?