Geologists have so far identified 1000 minerals. true or false?

How do living things obtain phosphorus

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.

Nucleic acids offer variability because they contain alternate forms of genes called .