ATP- A. Contains five phosphate groups.
B. is essential for a cell to preform all the tasks necessary for life.
C. Is found only in bacteria.
D. All of the above

Climate warming trends allow plant and insect species to inhabit larger ranges. select the best answer from the choices provided

Which short-term environmental changes would a very small asteroid or comet impact on earth most likely cause? check all that apply. flooding extinction craters on surface changes in weather patterns death of organisms and populations

All phases of matter may have a fixed mass