Polar molecules Study guides, Revision notes & Summaries
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![ISSA Nutrition exam](/docpics/644053c813a2c_2626090.jpg)
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ISSA Nutrition exam
- Exam (elaborations) • 10 pages • 2023
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Approximately what percentage of a cell's mass is comprised of water? - Answer- 80 
 
A thin polar membrane made of pairs of lipid molecules, is known as a(n) - Answer- lipid bilayer 
 
Epithelial cells can be classified as squamous, cuboidal, or - Answer- cubodial 
 
Tendons and ligaments are made of - Answer- dense regular connective tissue 
 
The three types of muscle found in the human body are: cardiac muscle, skeletal muscle, and - Answer- smooth muscle 
 
How many organ systems are in th...
![BioChem 210 Module 2 Exam - Portage Learning](/docpics/3265044/64de3eee5245d_3265044_121_171.jpeg)
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BioChem 210 Module 2 Exam - Portage Learning
- Exam (elaborations) • 7 pages • 2023
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BioChem 210 Module 2 Exam - Portage 
Learning 
1. The pH of a solution of 0.0010 M NaOH is:: 11 (Kw=[H+][OH-] = 
1.0 x 10-14; 
[H+][0.0010] = 1.0 x 10-14 [H+]=1.0 x 10-11; pH=-log[1.0 x 10- 
11]=11) 
2. Water is a unique molecule. Which of the following 
contributes to water's unique place in the chemical world?: 
All of the answers are correct 
3. The bent shape of water is due to ______________.: The 
unshared electron pairs on the oxygen atom 
4. Which diagrams correctly represent ...
![BIOS 251 Comprehensive Final Exam Review 2023](/docpics/63e4b5df9dd03_2352584.jpg)
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BIOS 251 Comprehensive Final Exam Review 2023
- Exam (elaborations) • 61 pages • 2023
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BIOS 251 Comprehensive Final Exam Review 2023. The following are all levels of the structural organization of the human body: 1. Organ 2. Organ 
system 3. Tissue 4. Cell 5. Chemical level Arrange the above levels from least complex to most 
complex: 
• 
A. 3, 4, 1, 2, 5 
• 
B. 4, 5, 1, 2, 3 
• 
C. 5, 4, 3, 1, 2 
• 
D. 1, 2, 3, 4, 5 
• 
E. 5, 4, 6, 2, 1 
. 
Feedback: Good work; your answer is correct! 
Question 2 of 75 
1.0/ 1.0 Points 
Which of the following statement(s) is(are) correc...
![AP Bio Practice Exam 1 Questions and Answers](/docpics/5151479/6630e84c885ac_5151479_121_171.jpeg)
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AP Bio Practice Exam 1 Questions and Answers
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AP Bio Practice Exam 1 Questions and Answers 
Humans produce sweat as a cooling mechanism 
to maintain a stable internal temperature. Which 
of the following best explains how the properties 
of water contribute to this physiological process? - Correct Answer ️️ -The high heat of 
vaporization of water 
allows the body to remove excess heat 
through a phase change of water from 
liquid to gas 
A student placed a semipermeable membrane 
inside a U-shaped channel with two chambers, 
as shown. ...
![	BIOD 151 All exams answer key MODULE 1](/docpics/4296394/65ae4aa89ee1c_4296394_121_171.jpeg)
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	BIOD 151 All exams answer key MODULE 1
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BIOD 151 All exams answer key MODULE 1 
 
 
 
MODULE 1 
 
All multiple choice questions have one answer unless otherwise specified. Choose the best response to the question with the information provided. 
 
1.	What is the study of the structure of the human body? 
 
A.	Anatomy 
B.	Physiology 
C.	Anabolism 
D.	Catabolism 
E.	Metabolism 
 
A.	Anatomy 
 
2. 
 
B.	The liver 
 
is an example of the organ level of organization in the human body 
 
A.	Sodium 
B.	The liver 
C.	Mitochondria 
D.	The skele...
![Portage Learning BIOD 101 Module 1 Exam Requires Respondus LockDown Browser Webcam Essential Biology I with Lab 2022](/docpics/2696714/6453b89847ca5_2696714_121_171.jpeg)
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Portage Learning BIOD 101 Module 1 Exam Requires Respondus LockDown Browser Webcam Essential Biology I with Lab 2022
- Exam (elaborations) • 13 pages • 2023
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Portage Learning BIOD 101 Module 1 Exam Requires Respondus LockDown Browser Webcam Essential Biology I with Lab 2022 
 
Module 1 Exam - Requires Respondus LockDown 
Browser + Webcam 
Due No due date Points 100 Questions 25 Time Limit 60 Minutes 
Requires Respondus LockDown Browser 
Attempt History 
Attempt Time Score 
LATEST Attempt 1 60 minutes 59 out of 100 
Score for this quiz: 59 out of 100 
Submitted Apr 1 at 7:35pm 
This attempt took 60 minutes. 
Correct! 
Correct! 
Correct! 
Question 2 4 ...
![Test Bank For Vander’s Human Physiology 14th Edition (complete) | A Descriptive Test Bank for Vander’s Human Physiology 14th Edition_ Latest updated 2022](/docpics/63abee60e8dd1_2204164.jpg)
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Test Bank For Vander’s Human Physiology 14th Edition (complete) | A Descriptive Test Bank for Vander’s Human Physiology 14th Edition_ Latest updated 2022
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Test Bank For Vander’s Human Physiology 14th Edition A Descriptive Test Bank for Vander’s Human Physiology 14th Edition By Eric P. Widmaier Dr., Hershel Raff, Kevin T. Strang Dr. What is this product? Test Bank for Vander’s Human Physiology 14th Edition is not a textbook, instead, this is a test bank or solution manual as indicated on the product title. Test Bank: This is a supplement to the textbook created by experts to help you with your exams. It is a collection of exam questions based...
![Biology 1610 FINAL USU Questions And Answers 2023](/docpics/63ee6eb068f68_2378564.jpg)
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Biology 1610 FINAL USU Questions And Answers 2023
- Exam (elaborations) • 39 pages • 2023
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The most common isotope of hydrogen has one proton, no neutrons, and one electron. An isotope of hydrogen with 1 neutron would have: - Answer- an atomic number of 1 and a mass number of 2 
 
In a covalent bond: - Answer- electrons are shared between atoms so that all atoms have full outer shells 
 
A property of a system that is present at one level of organization but absent at the levels below is called: - Answer- an emergent property 
 
An ionic bond is - Answer- weaker than a covalent bond 
...
![Test Bank Essential Cell Biology 5th Edition Alberts Hopkin](/docpics/3241660/64d8fdcf0dbfa_3241660_121_171.jpeg)
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Test Bank Essential Cell Biology 5th Edition Alberts Hopkin
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Test Bank Essential Cell Biology 5th Edition Alberts Hopkin 
Table of Contents CHAPTER 1: CELLS: THE FUNDAMENTAL UNITS OF LIFE ................................................................ 2 CHAPTER 2: CHEMICAL COMPONENTS OF CELLS ........................................................................ 21 CHAPTER 3: ENERGY, CATALYSIS, AND BIOSYNTHESIS .............................................................. 48 CHAPTER 4: PROTEIN STRUCTURE AND FUNCTION ......................................
![Test Bank-Lehninger Principles of Biochemistry 8th Edition by David L. Nelson - Complete, Elaborated and Latest Test Bank. ALL Chapters (1-28) Included and Updated for 2023](/docpics/2703652/6595992a8e1f5_2703652_121_171.jpeg)
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Test Bank-Lehninger Principles of Biochemistry 8th Edition by David L. Nelson - Complete, Elaborated and Latest Test Bank. ALL Chapters (1-28) Included and Updated for 2023
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Test Bank - Lehninger Principles of Biochemistry 8th Edition by David L. Nelson - Complete, Elaborated and Latest Test Bank. ALL Chapters (1-82) Included and Updated for 2023 
 
 
#BiochemistryFoundations 
#ProteinStructure 
#EnzymeFunction 
#NucleicAcids 
#LipidsAndMembranes 
#MetabolismIntro 
#Glycolysis 
#CitricAcidCycle 
#OxidativePhosphorylation 
#Photosynthesis 
#AminoAcidBiosynthesis 
#GeneExpression 
#BiochemistryTestBank 
#Bioenergetics 
#BiochemicalSignaling 
 
 
Chapter: 1. The Founda...
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