Biological Principles: Unit 1 Exam (Brooks) with Complete Solutions(RATED A)

What is science? - ANSWER-knowledge attained through study or practice What is life? - ANSWER-defining life is challenging life is characterized by? - ANSWER-a list of atributes attributes of living things - ANSWER-complex organization growth metabolism movement reproduction responsiveness complex organization - ANSWER-from macromolecules (such as proteins, lipids, carbohydrates) to cells with their organelles, to tissues, organs and systems, organisms have extreme complexity growth - ANSWER-organisms can grow typically by producing new cells via mitosis metabolism - ANSWER-chemical reactions are the basis of life. some release a net amount of energy (catabolic) while others require a steady amount of energy to proceed (anabolic). life, or metabolism, is the net result of kinds of reactions. catabolism - ANSWER-break down molecules, release energy. anabolism - ANSWER-metabolic pathways that construct molecules, requiring energy. movement - ANSWER-the ability to move to locate resources or avoid predation reproduction - ANSWER-organisms can reproduce (most important) responsiveness - ANSWER-responding to environmental cues the scientific method - ANSWER-observation and formulation of hypothesis test hypothesis statistical analysis a hypothesis must be ____ and _____ - ANSWER-testable and falsifiable evolution - ANSWER-ALL organisms are related to each other via common ancestry mechanisms for evolution - ANSWER-acquired characteristics and natural selection acquired characteristics - ANSWER-alter characteristics during an organisms lifetime, they then pass it onto their offspring natural selection - ANSWER-animals