What is related to air pollution in mexico city? a. collecting natural gasb. burning fossil fuelsc. using biofuelsd. using hydro power

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.

_tissues respond quickly to outside stimuli a) epithelia b)nervous c)muscular d)muscular and nervous

Easy 6th grade work! 100 points! i need fast! compare the parts of a cell and the cell as a whole to another common nonliving system (i.e., a car, a city, describe the parts of a cell and their primary function.