Macromolecules are labeled as organic because they contain which element? Group of answer choices

oxygen

nitrogen

carbon

hydrogen

(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.

Which is an example of a decomposer? a. bear b.algae c.grass d.bacteria d bacteria

You see a white marker with an orange circle and black lettering. what does this marker tell you