Which option identifies what the arrows in the diagram represent?
atoms and elements
O elements and gas
O energy and particles
O gas and atoms

Transmission electron microscope are best for viewing a) microorganisms in pond water b) internal organs of a mouse c)internal structures of a cell d) surface features of a specimen

Cells destroy body cells infected by a virus or bacteria.

What is the correct answer for the process of water eroding soil? rills, sheet erosion, gullies sheet erosion, rill, gullies gullies, rills, sheet erosion sheet erosion, gullies, rills