Hydrophilic head Study guides, Class notes & Summaries
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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...
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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
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VCE Biology Unit 1 questions and answers with complete solutions
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prokaryotic cells - Answer lack a clearly define internal structure to house their DNA. 
 
eukaryotic cells - Answer membrane bound structures. 
 
cytoskeleton - Answer network of protein filaments and microtubules which hold organelles. 
 
plasma membrane - Answer boundary of all living cells which controls entry of dissolved substances into and out of the cell. 
 
phospholipid bilayer - Answer a double layer of fat consisting of the hydrophilic head and the hydrophobic tail. 
 
prote...
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AP Biology Final Exam Review with 100% complete solutions
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emergent properties correct answersnew 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 answersa mechanism of response in which a stimulus initiates reactions that reduce the stimulus 
 
positive feedback correct answersa physiological control mechanism in which a change in a variable triggers mechanisms that amplify the change 
 
inductive reasoning correct answersreason...
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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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BMS 300 FINAL EXAM Questions and Answers 2022
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Dipole Moment - ANSWER Partial negative and partial positive charge 
 
What causes surface tension? - ANSWER Hydrogen bonding 
 
Hydrophilic - ANSWER "water loving" 
 
Hydrophobic - ANSWER "water fearing" 
 
Hydration Shell - ANSWER Water surrounding the ions 
 
Diffusion - ANSWER Movement of ions from high to low concentrations 
 
Osmosis - ANSWER Diffusion of water 
 
Amphipathic - ANSWER "both loving" 
 
Characteristics of the head group - ANSWER Hydrophilic, charged, phosphodiestor bon...
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BMS 300 FINAL EXAM (100% Errorless Answers)
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Dipole Moment correct answers Partial negative and partial positive charge 
 
What causes surface tension? correct answers Hydrogen bonding 
 
Hydrophilic correct answers "water loving" 
 
Hydrophobic correct answers "water fearing" 
 
Hydration Shell correct answers Water surrounding the ions 
 
Diffusion correct answers Movement of ions from high to low concentrations 
 
Osmosis correct answers Diffusion of water 
 
Amphipathic correct answers "both loving" 
 
Characteristics of the head...
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PSI Cosmetology Theory Exam Latest 2022 Graded A
- Exam (elaborations) • 9 pages • 2023
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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 
Jheri Redding first to introduce pH balanced shampoo in the 1960s 
Clarifying Shampoo acidic base to cut through buildup on the hair strand 
Humectants Most conditioners carry this. Prom...
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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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PSI Cosmetology Theory Exam Questions with Correct Answers
- Exam (elaborations) • 11 pages • 2024
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Soft Water/ Rain water - Best for shampooing and allows shampoo to lather freely 
 
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 
 
Jheri Redding - first to introduce pH balanced shampoo...
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