Which is a pollutant associated with high-tech gadgets in landfills? A. Chromium

B. Carbon dioxide

c. Hydrogen

d. Steel

Where can a dna be found in a prokaryotic cell

Which statement is the best summary of the model? a-a series of aerobic and anaerobic reactions take place in cells b- the sun's energy moves through trophic levels in a food chain c-light energy is converted into stored chemical energy plants.d- food molecules are broken down in the cells if living things.

In what part of the body does the most muscle activity happen?