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CCU bio 121 exam 1 2025 Questions and Answers hypothesis - ....ANSWER☑️☑️...-an educated guess, lowest in forms of reputation theories in science - ....ANSWER☑️☑️...-years of testing, with no disapproval or no evidence so far OQHPTCP - ....ANSWER☑️☑️...-observations, questions, hypothesis, prediction, testing, conclusion, publish IMRAD - ....ANSWER☑️☑️...-introduction, methods, results, discussions RCT - ....ANSWER☑️☑️...-randomized control trial RCDBT - ....ANSWER☑️☑️...-randomized control double blind trial gold standard for experiments - ....ANSWER☑️☑️...-RCDBT is natural experiments - ....ANSWER☑️☑️...-naturally occurring with no manipulation from humans example of natural experiment - ....ANSWER☑️☑️...-covid example of theory in science - ....ANSWER☑️☑️...-theory of gravity- just a theory because its the current understanding of gravity Darwins observation 1 - ....ANSWER☑️☑️...-organisms reproduce faster than necessary to replace themselves Darwins observation 2 - ....ANSWER☑️☑️...-organisms vary, and that variation is often inherited FOR STUDY PURPOSES ONLY ©️ 2025 ALL RIGHTS RESERVED 1