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Pearson Biology Mid-Term Exam Study Guide (2024) Newest Questions and Answers (Verified Answers)
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Pearson Biology Mid-Term Exam Study Guide (2024) Newest Questions and Answers (Verified Answers)
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Pearson Biology Mid-Term Exam Study Guide.pdf file:///C:/Users/HP/Desktop/New%20folder%20(4)/Pearson%20BioPearson Biology Mid-Term Exam Study Guide
1. Independent Variable: This variable should be the only difference between the
groups.
2. Dependent variable: This is what you are measuring in the experiment.
3. Experimental controls (Constants): These are the variables within the experi-
ment that are held constant between the groups.
4. Control Group: This is a group that is used as a comparison for the experimental
groups.
5. Scientific Method: This is a universal system in which scientists all over the Earth
have agreed upon using in order to accomplish experiments in a systematic way.
6. The Steps of the Scientific Method: 1. Question
2. Research
3. Hypothesis
4.Procedure
5. Data
6. Conclusion
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,Pearson Biology Mid-Term Exam Study Guide.pdf file:///C:/Users/HP/Desktop/New%20folder%20(4)/Pearson%20Bio
7. Hypothesis: Statement/educated guess that can be "proved" right or wrong.
8. Microscope: When you begin using a microscope, use the lowest power objectivelens
in order to focus on your specimen easier and not break the slide whit the longerhigher
power objective lens.
9. Identify the following parts of the microscope:
10. Ionic Bond: Bond that occurs between 2 oppositely charged ions.
11. Covalent bond: Bond that occurs between 2 nonmetals as the atoms share
valence electrons in order to achieve 8 valence electrons.
12. Hydrogen Bond: This bond is a weak bond that forms when a hydrogen atom
within one molecule is attracted to nitrogen, oxygen, or fluorine in another molecule.
13. Molecule: Compounds that result from a covalent bond.
14. Polar Molecule: Molecule that has a positive and negative side that is causedby
the atoms within the molecule sharing electrons unevenly.
15. Capillary Action: Occurs when water molecules creep up thin tubes.
16. Adhesion: Water is attracted to substances that are not water. This attraction
happens because many other substances have a polar nature as well.
17. Cohesion: Water molecules are attracted to other water molecules. This is
caused by the polar nature of the water molecule.
18. Diffusion: The movement of particles from an area of high concentration to an
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