Hydrophilic head Study guides, Class notes & Summaries
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![AP Biology Final Exam Review 2023 with 100% correct answers](/docpics/3833333/65536282ce24e_3833333_121_171.jpeg)
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AP Biology Final Exam Review 2023 with 100% correct answers
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emergent properties - correct answer new properties that emerge with each step upward in the hierarchy of life, owing to the arrangement and interactions of parts as complexity increases 
 
negative feedback - correct answer a mechanism of response in which a stimulus initiates reactions that reduce the stimulus 
 
positive feedback - correct answer a physiological control mechanism in which a change in a variable triggers mechanisms that amplify the change 
 
inductive reasoning - correc...
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CSU BMS 300 Exam 2024 (100% Accurate answers)
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Water correct answers H2O, molecular weight=18, oxygen is partial negative charge, hydrogen has slight positive charge. 
 
What is a dipole moment? correct answers difference in charge on two ends of a molecule 
 
Anions correct answers negatively charged ions 
 
Cations correct answers positively charged ions 
 
covalent bond correct answers A chemical bond formed when two atoms share electrons 
 
hydrogen bond correct answers Attraction between a slightly positive hydrogen atom and a slightly ...
![Bio 1P91 Midterm October Verified Questions & Correct Answers | Expert- Solutions | Latests update](/docpics/3682857/6537333b57bb4_3682857_121_171.jpeg)
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Bio 1P91 Midterm October Verified Questions & Correct Answers | Expert- Solutions | Latests update
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Bio 1P91 Midterm October 
Verified Questions & Correct 
Answers | Expert- Solutions | 
Latests update 
elements of the scientific method - ANSWER characterization, generate 
hypothesis, experimentation, intemperate results 
an accepted hypothesis is aka - ANSWER theory 
Law or principal - ANSWER Accepted by overwhelming majority of 
scientists 
What do e- shells represent - ANSWER Energy state of an atom 
In water ionic bonds - ANSWER Dissociate 
Types of bonds - ANSWER Ionic, covalent, H bo...
![AP Biology Final Exam Review 2024 Questions and Answers](/docpics/5222065/663a6c6175b96_5222065_121_171.jpeg)
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AP Biology Final Exam Review 2024 Questions and Answers
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AP Biology Final Exam Review 2024 Questions and Answers 
emergent properties 
new properties that emerge with each step upward in the hierarchy of life, owing to the arrangement and interactions of parts as complexity increases 
 
 
negative feedback 
a mechanism of response in which a stimulus initiates reactions that reduce the stimulus 
 
 
positive feedback 
a physiological control mechanism in which a change in a variable triggers mechanisms that amplify the change 
 
 
inductive reasoning ...
![Biology 1406 Exam 1 Chapters 1-3 Latest Update 100% Pass](/docpics/5567879/6662a83f83985_5567879_121_171.jpeg)
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Biology 1406 Exam 1 Chapters 1-3 Latest Update 100% Pass
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Disaccharide A double sugar, consisting of two monosaccharides joined by dehydration 
synthesis. 
Glycosidic Linkage A covalent bond formed between two monosaccharides by a dehydration 
reaction. 
Phospholipid A lipid made up of glycerol joined to two fatty acids and a phosphate group. 
The hydrocarbon chains of the fatty acids act as nonpolar, hydrophobic tails, while the rest of the 
molecule acts as a polar, hydrophilic head. Phospholipids form bilayers that function as 
biological membranes....
![Cosmo State Board Connecticut Milady Study Guide | 540 Questions with 100% Correct Answers | Verified | Latest Update 2024 | 46 Pages](/docpics/4003419/6577155154b2f_4003419_121_171.jpeg)
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Cosmo State Board Connecticut Milady Study Guide | 540 Questions with 100% Correct Answers | Verified | Latest Update 2024 | 46 Pages
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the chamois buffer is used to smooth out wavy ridges on the nails and add shine - nail hardeners 
that are useful for thin weak nail plates and shovel never be applied to hard rigid or brittle nail plates 
contain 
the water attracting head of the surfactant molecule is - hydrophilic 
Laws are also called... - Statutes 
A reaction due to extreme sensitivity to certain foods, chemicals, or other normally harmless substances 
is.... - Allergy 
Universal precautions for blood borne pathogens are re...
![LSU Bio 1201 exam 2 Questions and Answers 100% Pass](/docpics/5061190/66242c9eb20ba_5061190_121_171.jpeg)
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LSU Bio 1201 exam 2 Questions and Answers 100% Pass
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LSU Bio 1201 exam 2 Questions and 
 
Answers 100% Pass 
 
why are membranes called phospholipid bilayers? phospholipids have hydrophilic head and 
hydrophobic tail, hydrophobic face inside of cell making 2 layers 
 
what is meant by fluid mosaic? Mosaic of proteins drifting laterally in fluid bilayer of 
phospholipids 
 
how are membranes adjusted for different temperatures? membrane fluidity adjusted by 
changing the ratio of unsaturated to saturated fatty acids 
 
how do the relative amounts o...
![UIUC ANSC 221, Exam II Questions With Verified Answers](/docpics/5551012/6660d21a7e682_5551012_121_171.jpeg)
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UIUC ANSC 221, Exam II Questions With Verified Answers
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UIUC ANSC 221, Exam II Questions With Verified Answers 
Biological Membranes 
Framework of the membrane is the phospholipid bilayer 
 
 
Hydrophobic 
water fearing region, faces in 
 
 
Hydrophilic 
water living region, faces out 
 
 
Fluid-mosaic model 
membrane is considered a mosaic of lipid, protein, and carbohydrate molecules 
 
 
Integral/Intrinsic membrane proteins 
transmembrane and lipid-anchored proteins 
 
 
Transmembrane proteins 
One or more regions that are physically embedded in t...
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PSI Cosmetology Theory Exam With Complete and Verified Solutions
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PSI Cosmetology Theory Exam With Complete and Verified Solutions 
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
![AP Biology Final Exam Review Questions And Answers](/docpics/4982878/6618e77831095_4982878_121_171.jpeg)
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AP Biology Final Exam Review Questions And Answers
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AP Biology Final Exam Review Questions And Answers 
 
 
emergent properties - ANS new properties that emerge with each step upward in the hierarchy of life, owing to the arrangement and interactions of parts as complexity increases 
 
negative feedback - ANS a mechanism of response in which a stimulus initiates reactions that reduce the stimulus 
 
positive feedback - ANS a physiological control mechanism in which a change in a variable triggers mechanisms that amplify the change 
 
in...
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