Hydrophilic head Study guides, Class notes & Summaries
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Test Bank For Organic Chemistry 9th Edition by John E. McMurry
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Chapter 01 - Structure and Bonding 
1. Give the ground-state electron configuration for carbon (atomic number 6). 
1s22s22px12py1 or 1s22s22p2 
2. Give the ground-state electron configuration for fluorine (atomic number 9). 
ANSWER: 
POINTS: 1 
1s22s22px2 2py2 2pz1 or 1s22s22p5 
3. Give the ground-state electron configuration for magnesium (atomic number 12). 
1s22s22p63s2 
4. How many electrons does silicon have in its valence shell? 
ANSWER: four POINTS: 1 
Exhibit 1-1 
Write valid Lewis (elec...
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Portage Learning BIOD 101 Modules 1, 2,3,4,5, and 6 | Actual Exam Tests Questions With Verified Answers
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Portage Learning BIOD 101 Modules 1, 
2,3,4,5, and 6 | Actual Exam Tests 
Questions With Verified Answers 
What is matter and what states can it exist in? - ANSWER Matter 
is anything that takes up space, by having volume, and has mass. 
Can exist in a solid, liquid, or gaseous state. 
Explain the difference between essential and trace elements - 
ANSWER Essential elements are required for human life. Trace 
elements are only required in small quantities 
Describe an ionic bond - ANSWER fo...
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NAS 2 Challenge Exam (2023/2024) 100+ Questions and Verified Answers| Already Graded A
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NAS 2 Challenge Exam (2023/2024) 100+ Questions and Verified Answers| Already Graded A 
Q: Define organic compounds and list the 4 major groups of organic compounds in the body 
 
 
Answer: 
All organic compounds contain carbon and hydrogen. 
1. Carbohydrates 
2. Lipids 
3. Proteins 
4. Nucleic Acids 
 
 
 
Q: Define carbohydrates. Name the elements that make-up carbohydrates 
 
 
Answer: 
Sugars (saccharide) and starches that are formed by a 1:2:1 ratio of carbon (C), Hydrogen (H), and Oxygen (...
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PSI Cosmetology Theory Exam 2023 Questions and Answers
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Soft Water/ Rain water - Answer- Best for shampooing and allows shampoo to lather freely 
 
Hard Water - Answer- Minerals that lessen the ability of the shampoo to lather 
 
Purified water/Deionized water - Answer- Main ingredient in shampoo 
 
Surfactant - Answer- has two ends the HYDROPHILIC HEAD and LIPOPHILIC TAIL 
 
Hydrophilic Head - Answer- Attracted to water 
 
Lipophilic Tail - Answer- Attracted to dirts and oils 
 
Acid Balanced Shampoo - Answer- pH of 4.5-5.5 
 
Jheri Redding - Answer...
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Portage Learning: Microbiology Final Exam Set Already Passed
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Portage Learning: Microbiology Final Exam Set Already Passed Microbiology is the study of what? Microbiology is the study of microbes (microorganisms and viruses) and their biological processes. 
What is the smallest biological unit of life? A cell 
What is a macromolecule? A macromolecule is classified as a complex molecule that is composed from smaller subunits. 
What are the four main types of macromolecules? Proteins, nucleic acids, lipids and carbohydrates 
What various functions do protein...
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LSU Bio 1201 exam 2 Questions With 100% Correct Answers.
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why are membranes called phospholipid bilayers? - Answer-phospholipids have hydrophilic head and 
hydrophobic tail, hydrophobic face inside of cell making 2 layers 
what is meant by fluid mosaic? - Answer-Mosaic of proteins drifting laterally in fluid bilayer of 
phospholipids 
how are membranes adjusted for different temperatures? - Answer-membrane fluidity adjusted by 
changing the ratio of unsaturated to saturated fatty acids 
how do the relative amounts of saturated and unsaturated fats chan...
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PSI Cosmetology Theory Exam Questions with Correct AnswersLatest 2022 Graded A
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Hard Water Minerals that lessen the ability of the shampoo to lather 
Purified water/Deionized water Main ingredient in shampoo 
Surfactant has two ends the HYDROPHILIC HEAD and LIPOPHILIC TAIL 
Hydrophilic Head Attracted to water 
Lipophilic Tail Attracted to dirts and oils 
Acid Balanced Shampoo pH of 4.5-5.5
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Portage Learning BIOD 101 Module 1 Problem Set Essential Biology I with Lab 202 Bowman
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Portage Learning BIOD 101 Module 1 Problem Set Essential Biology I with Lab 202 Bowman 
 
4/6/22, 10:26 PM Module 1 Problem Set: Essential Biology I with Lab-2021- Bowman 
Answer: Matter is anything that takes up space, by having a 
volume, and has mass. Matter can exist in a solid, liquid or 
gaseous (vapor) state. All matter is made up of certain basic 
substances called elements (See section 1.1 in module). 
Your Answer: 
Matter is anything that takes up space, by having a volume, and has 
ma...
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TEST BANK for Seeley's Anatomy & Physiology 13th Edition by Cinnamon VanPutte, Jennifer Regan, Andrew Russo. All Chapters 1-29. (Complete Download) 1751 Pages
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Version 1 1 
CHAPTER 1 
1) Which technique creates a three-dimensional dynamic image of blood vessels? 
A) Digital subtraction angiography 
B) Magnetic resonance imaging 
C) Dynamic spatial reconstruction 
D) Positron emission tomography 
2) Magnetic resonance imaging is based on the movement of 
A) electrons in a magnetic field. 
B) carbons in a magnetic field. 
C) protons in a magnetic field. 
D) cells in a magnetic field. 
3) The delivery of a radioactive compound to the body to study the met...
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Portage Learning BIOD 101 Module 1 Exam Requires Respondus LockDown Browser Webcam Essential Biology I with Lab 2022
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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 ...
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Animal Physiology From Genes To Organisms 2nd Edition By Lauralee Sherwood - Test Bank
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b. they have polar heads and nonpolar tails. 
c. they have polar tails and nonpolar heads. 
d. the phospho-portion can form phosphodiester bonds between adjacent phospe. two of these. 
c 
70, 71 
3. The lipid bilayer is held together mainly by 
a. covalent bonding between membrane lipids. 
b. hydrogen-bonding between the phospholipids’ tails. 
c. repulsion between the phospholipids’ tails and water. 
d. covalent bonding between the ends of phospholipids tails in opposite layee. hydrogen-bond...
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