Disulfide Study guides, Class notes & Summaries
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BLG1501 Assignment 2 Semester 1 2024 (Solutions)
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BLG1501 Assignment 2 Semester 1 2024 (Solutions) 
 
Question 1 
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Hydrolysis is reaction which occurs when 
Select one: 
a. 
a bond of a polymer is broken down through the addition of water molecule. 
b. 
two molecules are covalently bonded to each other through the loss of water. 
c. 
a double bond is formed between two atoms. 
d. 
a triple bond is formed between two atoms. 
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NU 578 Unit 4 Test With Latest 100%Correct Answers.
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NU 578 Unit 4 Test With Latest 100%Correct Answers. 
Insulin use - ANSWER Insulin is used to treat all patients with type 1 and 
many with type 2 diabetes. consists of two amino acid chains (a acidic and b 
basic) linked by two disulfide bridges. it is synthesized in the pancreas by b 
ce;;s within islets of langerhans. insulin is released by rise in blood sugar 
(eating a. meal). 
Anaolic reaction (insulin promotes conservation of energy and buildup of 
energy stores) 
Insulin metabolic actions...
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Biochemistry 4th Edition by Donald Voet – Test Bank
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E) cis 
F) trans 
G) sterically forbidden conformation 
H) regular secondary structure 
I) collagen 
J) peptide bond 
K) ribonuclease A (RNase A) 
L) alpha 
1. Repeating values of f and y make up predictable orientations of amino 
acid with a chain, this predictable orientation forms___________. 
Ans: H 
Level of Difficulty: Easy 
Section 6.1.B 
Learning objective: Secondary Structure 
2. The strength of _______ comes from close packing of glycine residues 
and the characteristics of hydroxyprol...
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Alabama State Board of Cosmetology Theory Exam Study Guide | Questions with 100% Correct Answers | Verified | Latest Update 2024
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When performing a basic permanent wrap, the hair should be divided into how many sections? - 
Nine 
In which of the following areas would you start a relaxer retouch application? - Area most resistant 
Which of the following does the stylist look for during a scalp analysis for chemical procedures? - 
Abrasions on the scalp 
When using a chemical relaxer, it changes the shape of the hair by breaking down which of the 
following? - disulfide bonds 
When using relaxers incorrectly, which of the fo...
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ACS BIOCHEMISTRY EXAM QUESTION WITH COMPLETE SOLUTIONS LATEST 2024.
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ACS BIOCHEMISTRY EXAM QUESTION WITH COMPLETE SOLUTIONS LATEST 2024. 
Henderson-Hasselbach Equation - CORRECT ANSWER - pH = pKa + log ([A-] / [HA]) 
FMOC Chemical Synthesis - CORRECT ANSWER - Used in synthesis of a growing 
amino acid chain to a polystyrene bead. FMOC is used as a protecting group on the Nterminus. 
Salting Out (Purification) - CORRECT ANSWER - Changes soluble protein to solid 
precipitate. Protein precipitates when the charges on the protein match the charges in 
the solution. 
...
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Milady Cosmetology Final Exam | 100 Questions with 100% Correct Answers | Verified | Latest Update 2024
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Dry hair and scalp should be treated with products that contain moisturizers and ______. - 
Emollients 
What type of haircutting lines are parallel to the floor and relative to the horizon? - Horizontal lines 
What type of shampoo, also known as powder shampoo, cleanses the hair without the use of soap and 
water? - Dry 
Which type of texture shear adds increased blending? - Texturizing 
Grooming brushes that add polish and shine to the hair have a bristle mixture consisting of _____. - 
Boar an...
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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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Cosmetology Florida State Board Clinical Exam Review(LATEST UPDATE 2022)
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Cosmetology Florida State Board Clinical Exam Review(LATEST UPDATE 2022)... 
scissor over comb work narrow sections but no wider than the comb 
 
 
 
An Acid- balance rinse may be used 
to preserve the color in tinted hair 
 
 
 
After a permanent wave what advise should the cosmetologist give to the client for at home maintenance to help ensure the perm does not quick relax : 
*Use an alkaline shampoo followed by alkaline rinse . 
*Brush the hair frequently during the first three days to even o...
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Cosmetology Clinical exam Questions and Answers 100% Pass
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Cosmetology Clinical exam Questions and Answers 100% Pass What does a cold wave do to the hair? It softens and expands the hair strand 
Size of the rod will determine? Size of the curl 
A client complained that her hair was straight after a permanent wave. What is the cause of the problem? Undeproccesing 
After a chemical relaxer, the cosmetologist noticed the hair went back to its natural wave. Why is this? Insufficient processing time 
How long does a Alkaline perm process for? 5 to 20 mins 
A...
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Indiana PSI Cosmetology Practice Test
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What bonds make permanent wave, curl reformation and chemical hair relaxing possible? - Answer- Disulfide bonds 
 
What is the term for an oily cream used to protect the skin and scalp during hair relaxing? - Answer- Base cream 
 
When using relaxers incorrectly, what could happen? - Answer- The hair melts 
 
What does the stylist look for during a scalp analysis for chemical procedures? - Answer- Abrasions on scalp 
 
What is the term for a permanent wrap when it is wrapped from the ends to the...
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BLG1501 Assignment 1 2024 Semester1 (Solutions)
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BLG1501 Assignment 1 2024 Semester1 (Solutions) 
 
Question 1 
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What is the basic unit of life? 
a. 
Cells 
b. 
Nuclei 
c. 
Organelles 
d. 
DNA 
Question 2 
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RNA is an example of a _____. 
a. 
polysaccharide 
b. 
fat 
c. 
polypeptide 
d. 
nucleic acid 
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What is the chemical composition of fats? 
a. 
fatty acid...