Monomer - Study guides, Class notes & Summaries

AQA AS CHEMISTRY 7404/2 Paper 2 Organic and Physical Chemistry Question Paper + Mark scheme [MERGED] June 2022 *JUN* IB/M/Jun22/E7 7404/2 For Examiner’s Use Question Mark 1 2 3 4 5 6 7 Section B TOTAL Time allowed: 1 hour 30 minutes Materials For this paper you must have: • the Periodic Table/Data Sheet, provided as an insert (enclosed) • a ruler with millimetre measurements • a scientific calculator, which you are expected to use where appropriate. Instructions...

Texas Manicurist Written State Board Test 2024 Questions With 100% Correct Answers.

Esthetician Written Exam Questions & Answers 2023/2024 Which step should be completed last in a facial service? - ANSWER-Sun Screen Cleaning tools with soap and water will - ANSWER-Sanitize Which of the following facts about chemicals do Safety Data Sheets provide? - ANSWER-Ingredients and hazards Every Salon or shop needs to have a first aid kit on the premises containing - ANSWER-Antiseptic Which product is prohibited for use by cosmetology in Colorado? - ANSWER-Methy-methacryla...

The atomic number of an element is the number of correct answers protons in the nucleus In a covalent bond, atoms correct answers share electrons In living cells, a process by which cells break polymers down into monomers with the addition of water is correct answers hydrolysis The primary building block of proteins correct answers amino acid cohesion is a property of water in which water molecules tend to stick together correct answers true Carbohydrate polymer limited to two mon...

MN STATE NAIL EXAM - GENERAL THEORY QUESTIONS AND ANSWERS GRADED A+ Monomer liquid and polymer powder products can be applied in three ways: 1. 0n the natural nail as a protective overlay 2. Over a nail tip 3. On a form to create a nail extension 4. To create small works of art on top or inside a nail enhancement MMA Methyl methacrylate What liquid monomer is illegal? Why is MMA monomer not recommended to use? 1. MMA doesn't adhere to the nail plate 2. MMA creates the hard...

Organic Chemistry Module 8 Portage 219 TEST EXAM FINALS QUESTIONS WITH 100% Verified Solutions. Polymer large molecule made by repetitive linking of smaller units (monomers) Macromolecule very large molecule composed of thousands of covalently bonded atoms (ex: polymer) 1. natural (in nature) 2. synthetic (in lab) two ways polymers are made rubber, carbs: starch & cellulose, proteins, nucleic acids DNA, RNA natural polymers nylon, teflon, styrofoam, polyethylene, Dacron, synthetic pol...

Chain of Infection - ANSWER-1)Infectious agent= organism with ability to cause disease; greater virulence, invasiveness, and pathogenicity => increased odds of infection 2) Reservoir: place where microbes can persist and reproduce 3) Portal of Exit: way for microbe to leave the reservoir 4) Mode of transmission: method of microbe transfer from one place to another 5) Portal of entry: opening that allows microbe to enter host 6) Susceptible host: Lacks immunity or physical resistance to p...

describe the basic functions all life forms must accomplish -response to environmental stimuli & maintain homeostasis -uptake and processing of nutrients/energy -regulation -growth and reproduction compare and contrast eukaryotic and prokaryotic cell types Prokaryotes: -circular chromosomes, no nucleus, no organelles, 3.5 bya -DNA concentrated in nucleoid Eukaryotes: -linear chromosomes, nucleus, organelles, 1.5 bya -DNA concentrated in nucleus Both: -cellular function takes p...

Biology 115 Exam 2 WVU Young 100% Correct control group the group that is not exposed to the treatment independent variable variable that is manipulated dependent variable measured variable constant A value that does not change Dihydrofolate reductase catalyzes the reaction that breaks down folic acid into cofactors to create nucleotides. The reaction is inhibited by methotrexate (which resembles folic acid, but cannot be catalyzed by dihydrofolate reductase). Increasing the ...

0 1 . 1 Give the three structural features found in all virus particles and describe the function of one of these features. [2 marks] 1 2 3 Function of one named feature 0 1 . 2 Explain why viruses are described as acellular and non-living. [2 marks] 0 1 . 3 Give one reason why antibiotics are not effective against viruses. [1 mark] 5 3 *03* Turn over ► IB/M/Jun23/7402/1 Do not write outside the 0 2 box . 1 Chitin is a polysaccharide. The chitin monomer is a β-glucose mol...