How do scientists use modeling to study ecological changes?

Which best describes an adaptation that could be found in a fish that lives in a slow-flowing stream? the ability to attract prey by glowingextra gills, for oxygen extractionthe ability to grow largerextra fat, for warmth

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

Which statement best describes how the nucleus, the rough endoplasmic reticulum, and ribosomes interact during protein synthesis?