The elements or compounds that are produced by a chemical reaction are called what?

A3-year-old child with nephrotic syndrome has been receiving prednisone for 1 week. the nurse reviews the child's progress record and determines that the medication has been effective. what information supports this conclusion? select all that apply.

How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey

Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.