Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
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Textbook Question
Chapter 1, Problem 10TY
What is the purpose of using a control group in a scientific experiment?
- a. A control group allows the researcher to practice the experiment first before actually conducting it.
- b. A researcher can compare the results in the experimental group and control group to determine if a single variable is causing a particular outcome in the experimental group.
- c. A control group provides the framework for the entire experiment so the researcher can recall the procedures that should be conducted.
- d. A control group allows the researcher to conduct other experimental changes without disturbing the original experiment.
- e. all of the above.
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Students have asked these similar questions
Why is it important to always use a large sample size in an experiment?
A. To make sure that spontaneous generation is taking place
B. To make sure that there are not two variables being tested
C. Make sure the data is qualitative
D. To compensate for errors and get more accurate data
What is the purpose of control tubes in an experiment?
a. To use up more tubes and look more scientific
b. To run duplicates or triplicates of experiments
c. To be sure there are no problems with solutions or water used
What are three important thing you will consider when settting up an experiment to investigate a phenomenon? Explain why?
Chapter 1 Solutions
Biology
Ch. 1.1 - At which level of biological organization would...Ch. 1.3 - What is the relationship between biological...Ch. 1.3 - How does the concept of a tree of life differ from...Ch. 1.3 - Biologists sometimes say that the genome is the...Ch. 1.4 - Figure 1.10 The three domains of life. Two of...Ch. 1.4 - Why is it useful to place organisms into taxonomic...Ch. 1.5 - What is the purpose of a control group in...Ch. 1.5 - Explain how discovery-based science helped...Ch. 1.6 - Discuss the difference between discovery-based...Ch. 1.6 - What are the steps in the scientific method, also...
Ch. 1.6 - Prob. 3EQCh. 1.6 - Prob. 1CSCh. 1.6 - Core Skill: Modeling This modeling challenge asks...Ch. 1 - Which of the following is not a core concept of...Ch. 1 - Populations of organisms change over the course of...Ch. 1 - Prob. 3TYCh. 1 - Which of the following is an example of horizontal...Ch. 1 - The scientific name for humans is Homo sapiens....Ch. 1 - The complete genetic makeup of an organism a....Ch. 1 - Prob. 7TYCh. 1 - Prob. 8TYCh. 1 - Prob. 9TYCh. 1 - What is the purpose of using a control group in a...Ch. 1 - Of the five core concepts of biology described in...Ch. 1 - Explain how it is possible for evolution to result...Ch. 1 - Prob. 3CQCh. 1 - Discuss whether or not you think that theories in...Ch. 1 - Prob. 2COQ
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Which sentence best states the importance of using control groups ? 1-Control groups go through all the steps of experiment but lack the variable being tested. 2-Control groups eliminate the need for statistical tests.Control groups eliminate the need for statistical tests. 3-Control groups allow a smaller sample size to be used, so experiments are much cheaper.arrow_forwardExplain why we need to control variables that are not being tested in an experiment?arrow_forwardWhich option best describes why it is important for scientist to evaluate the results of their experiments in an unbiased way and report their findings accurately.arrow_forward
- Identify three things you need to know about an organism in order to use it for an experiment.arrow_forwardWhich are the most conventional type of experiment involves three major pairs of components?arrow_forwardWhich statement is NOT true regarding how the term "theory" is used in science? A. In science, a theory is an explanation of observations that address a wide range of phenomena. B. Scientific theories are able to be tested and refuted. C. In science, a theory is an educated guess without supporting evidence. D. Scientific theories are supported by multiple lines of evidence.arrow_forward
- Researchers use control groups to help determine whether the results of their treatments are accurate.arrow_forwarda) Does the data support your hypothesis? b) How could you improve this experiment? Consider the other factors you could have / should have controlled in this experiment.arrow_forwardHow is an experiment different from other scientific test such as observational studies or natural experiments?arrow_forward
- Compare and contrast science to pseudoscience. What are the key differences between both subjects and how can you tell them apart? Explain your answer in 2-3 sentences.arrow_forwardWhat do you call the information gathered from an experimentarrow_forwardWhy is it important to have a control for an experiment?arrow_forward
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