“Use of Biuret Reagent to Test for Proteins In Food” Cindy Zhou Introduction Protein is a series of amino acids that are connected together by peptide bond. The bond is located between the end of previous amino acid‚ which is the carboxyl group‚ and the head of next amino acid‚ which is a amino group. The Biuret reagent is a solution of copper sulfate and potassium hydroxide. When peptide bond are presented‚ the copper (II) will interact with them (MadSci Network: General Biology). It is
Premium Amino acid Protein
and formation of the Grignard crushed magnesium was placed in a round bottomed flask with an iodine crystal with a bromobenzene solution with a stir bar. Once the stirring began‚ the solution turned brown and over time began to lighten up. The color change to brown indicated that the reaction began and this is why an iodine crystal was placed in the solution. The reaction started to boil due to its own reflux so heat didn’t need to be applied. Next the anhydrous ether solution was added very slowly
Premium Magnesium Water Chemistry
What was the Bauhaus and what was its purpose? The Bauhaus was a school of art‚ architecture and design that existed in three German cities including Weimar‚ Dessau‚ and Berlin. The school was founded by Walter Gropius in 1919 and it lasted until 1933. During its time‚ Bauhaus went through different distinct periods under different directors and cities including expressionism‚ constructivism‚ functionalism and architecture. The Bauhaus was the start of modernism‚ at the same time‚ it changed the
Premium Bauhaus
That was Then‚ This is now I read the book "That was then‚ This is now." The main character is Bryon. He is an average guy that likes girls. His girlfriend is Cathy. She has a little brother who is twelve. His nickname is M&M because he always eats them. Bryon’s best friend is Mark. Mark lives with Bryon and Bryon’s mom. Mark’s parents always fought. His dad killed his mom then killed himself. Mark is a person who dose not follow the laws. He steals things like candy and things at the drugstore
Premium Father Gun Weapon
Title: The title of my book is That was Then‚ This is Now. Author: The author of my book is S. E. Hinton. Main Characters: The Main Characters in my book are Brian‚ Mark‚ Charlie‚ Eminem‚ Cathy‚ Angela‚ Chepard‚ and Also the Mom. Setting: The setting in my book is a lot of different places‚ the main place was at the Inner City. It also took place at the Bar and in Mark and Brian’s house. Most of the time it took place at the house. Conflict: The conflict is that the two best friends Mark and
Premium American film actors Rock music Best Friends
Adam Ward Book Report 2 Pre-AP Oklahoma History May 3‚ 2013 The book I read was called That Was Then‚ This is now by S.E. Hinton. The book tackles issues of growing up. The main character‚ Bryon‚ will have to choose his best friends and how to deal with change. One theme of the book is that stuff will happen‚ and there is nothing that we can do about it. The book starts with Bryon and his best friend‚ Mark‚ at a bar‚ owned by their friend Charlie. Bryon and Mark are a couple of typical kids
Premium
Bryon and Mark go to the hospital to see Bryon’s mom again. She notices the stitches on Mark’s head‚ and he tells her that he was in a fight. She accepts the explanation without question‚ and Bryon tells us that his mother never gets hysterical over her boys fighting. Like drinking‚ she would prefer they didn’t do it‚ but also seems to understand that she can’t stop it. They stop by Mike’s room. He’s upset because his father recently visited and yelled at him. Mike says that he wishes he were
Premium Gun Bar association Death
Summary This report provides an insight into the Opportunity in the Indian Healthcare Diagnostics Equipments and Reagents current market scenario‚ structure and practices in India. In depth market scenario includes; - Indian Healthcare Diagnostics Equipments and Reagents Market Size - Market size for Immunochemistry Equipment and Reagents Market - Market size for Biochemistry Equipment and Reagents Market - Market size for Hematology Equipment and Reagents Market - Market size for Microbiology
Premium Blood Financial markets Chemistry
1) What was the general hypothesis tested in this study? (i.e.‚ What is the question that researchers are trying to answer across the two experiment?) (2 pts) The general hypothesis tested in this study concerns the effectiveness of classical moral storytelling as a promoter of virtues in 3- to -7- year-old children. Specifically‚ researchers aimed at determining how this type of fiction might educate children on honesty‚ as well as warn them about the consequences of lying. For this reason‚ they
Premium Psychology Developmental psychology Education
America was or was not justified in breaking away from Great Britain? America had every right‚ mind and aspect‚ to throw off the almost inexorable chains of Great Britain. Not only declaring war against the British was justified‚ but it was the only choice America had. From the very beginning‚ (when the colonists first migrated to America) the colonists were displeased with Great Britain’s law-makings and government. When diplomatic options and agreements with Great Britain failed‚ America realized
Free American Revolution United States Townshend Acts