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NAS 2 CHALLENGE EXAM TIDEWATER COMMUNITY COLLEGE . Questions with correct and verified answers. GRADED A+.

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NAS 2 CHALLENGE EXAM TIDEWATER COMMUNITY COLLEGE . Questions with correct and verified answers. GRADED A+.

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2024/2025

Institution NAS 2 CHALLENGE

Course NAS 2 CHALLENGE

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NAS 2 CHALLENGE EXAM TIDEWATER COMMUNITY COLLEGE . Questions with correct and verified answers. GRADED A+. Purpose of scientific method - CORRECT guide researchers in planning, conducting, and interpreting research studies Order of scientific method - CORRECT observation, question, hypothesis, prediction, experiment, conclusion Steps of the Scientific Method - CORRECT Ask a Question Do Background Research Construct a Hypothesis Test Your Hypothesis by Doing an Experiment Analyze Your Data and Draw a Conclusion Communicate Your Results Hypothesis - CORRECT A testable prediction, often implied by a theory Theory - CORRECT A hypothesis that has been tested with a significant amount of data sample size - CORRECT the number of times a measurement is replicated in data collection Trials - CORRECT the number of times an experiment is repeated Control - CORRECT In an experiment, the standard that is used for comparison Placebo - CORRECT something which has a positive mental effect, but no physical effect independent variable - CORRECT The experimental factor that is manipulated; the variable whose effect is being studied. dependent variable - CORRECT The outcome factor; the variable that may change in response to manipulations of the independent variable. Constants/Controlled Variables - CORRECT the conditions of the experiment that we keep the same. Anatomy - CORRECT The study of body structure Physiology - CORRECT the study of how the body and its parts work or function Levels of organization - CORRECT chemical, cellular, tissue, organ, organ system, organism CHEMICAL - CORRECT any substance that has a definite composition CELL - CORRECT The basic unit of structure and function in living things Tissue - CORRECT A group of similar cells that perform the same function. Organ - CORRECT A collection of tissues that carry out a specialized function of the body organ system - CORRECT A group of organs that work together to perform a major function. Organism - CORRECT A living thing survival needs - CORRECT nutrients, oxygen, water, normal body temperature, appropriate atmospheric pressure Metabolism - CORRECT All of the chemical reactions that occur within an organism Homeostasis - CORRECT process by which organisms maintain a relatively stable internal environment homeostatic mechanisms - CORRECT selfregulating systems that monitor aspects of the internal environment and correct them as needed

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Uploaded on: February 20, 2025
Number of pages: 19
Written in: 2024/2025
Type: Exam (elaborations)
Contains: Questions & answers

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