Gram negative and Gram positive refers to if bacteria retain the Gram Stain or not. Gram positive do. Gram negative do not. Gram positive bacteria will appear purple/blueish after staining. <span>It is important because whether a bacteria is Gram positive or negative helps determine the species, characteristics of disease, and the best antibiotics to use in treatment. </span>
You would weigh less on Mars than on Earth because there's less gravity on Mars
Answer:
photolysis
Explanation:
it happens when the uv radiaiton of sunlight breaks apart the oxygen containg molecules.