Biological Science (6th Edition)
6th Edition
ISBN: 9780321976499
Author: Scott Freeman, Kim Quillin, Lizabeth Allison, Michael Black, Emily Taylor, Greg Podgorski, Jeff Carmichael
Publisher: PEARSON
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Textbook Question
Chapter 1, Problem 2TYK
PROCESS OF SCIENCE What does it mean to say that experimental conditions are controlled?
a. The test groups consist of the same individuals.
b. The null hypothesis is correct.
c. There is no difference in outcome between the control and experimental treatment.
d. All physical conditions except for one are identical for all groups tested.
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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
A person notices that her houseplants that are regularly exposed to music seem to grow more quickly than those in rooms with no music. As a result, she determines that plants grow better when exposed to music. This example most closely resembles which type of reasoning?
Choose the correct answer.
a.
deductive reasoning
b.
inductive reasoning
c.
neither, because no hypothesis was made
d.
both inductive and deductive reasoning
How can evidence from an experiment be explained in relationship to the hypothesis?
Chapter 1 Solutions
Biological Science (6th Edition)
Ch. 1 - Anton van Leeuwenhoek made an important...Ch. 1 - 2. PROCESS OF SCIENCE What does it mean to say...Ch. 1 - What does it mean to say that a characteristic is...Ch. 1 - 4. Could both the food competition hypothesis and...Ch. 1 - Prob. 5TYUCh. 1 - What did Linnaeus' system of naming organisms...Ch. 1 - 7. What is “selected” during natural selection?...Ch. 1 - 8. PROCESS OF SCIENCE Explain why researchers...Ch. 1 - CAUTION A friend tells you that the theory of...Ch. 1 - Prob. 10TYPSS
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- Why do scientists design experiments to disprove the hypothesis they are testing instead of trying to prove that the hypothesis is correct?arrow_forwardFigure 1.6 In the example below, the scientific method is used to solve an everyday problem. Order the scientific method steps (numbered items) with the process of solving the everyday problem (lettered items). Based on the results of the experiment, is the hypothesis correct? If it is incorrect, propose some alternative hypotheses. Observation Question Hypothesis (answer) Prediction Experiment Result There is something wrong with the electrical outlet. If something is wrong with the outlet, my coffeemaker also won’t work when plugged into it. My toaster doesn’t toast my bread. I plug my coffee maker into the outlet. My coffeemaker works. Why doesn't my toaster work?arrow_forwardJames says he has a hypothesis about the way he kicks a football. He says he is a better kicker with his right foot because he is right-handed. a. Why is this hypothesis untestable ? b. How could you make his hypothesis into a testable one?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_forwardCan a theory be proven wrong?a. No, theories are exactly the same as facts.b. No, because there is no good way to test a theory.c. Yes, a new observation or interpretation of data could disprovea theory.d. Yes, theories are exactly the same as hypotheses.arrow_forwardYour neighbor claims that sunlight affects the temperature of water. Answer the questions to develop an experiment to test this claim. -Generate the Ho Hypothesis for your experiment to test the claim stated above. -Generate the HA Hypothesis for your experiment to test the claim stated above -identify the independent variable for your experiment -identify the dependent variable for your experiment -list three variable that would constant in the experimentarrow_forward
- Explain the process of science in your own words using 3-4 complete sentences. What is the difference between the experiment's control group and controlling for confounding variables?arrow_forwardFigure 1.18 In the example below, the scientific method is used to solve an everyday problem. Which part in the example below is the hypothesis? Which is the prediction? Based on the results of the experiment, is the hypothesis supported? If it is not supported, propose some alternative hypotheses.1. My toaster doesn’t toast my bread.2. Why doesn’t my toaster work?3. There is something wrong with the electrical outlet.4. If something is wrong with the outlet, my coffeemaker also won’t work when plugged into it.5. I plug my coffeemaker into the outlet.6. My coffeemaker works.arrow_forwardWhat will a hypothesis become if it is supported by repeated experimentation?arrow_forward
- What are three important thing you will consider when settting up an experiment to investigate a phenomenon? Explain why?arrow_forwardCan you ever prove a biological hypothesis? Why or why not?arrow_forwardwhich of the following best describes the logic of scientific inquiry? a. If I generate a testable hypothesis, tests and observations will support it. b. If my prediction is correct, it will lead to a testable hypothesis c. If my observations are accurate, they will support my hypothesis. d. if my prediction is correct, my hypothesis is supported.arrow_forward
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