What does adding er - Study guides, Class notes & Summaries

1 MODULE 8 PORTAGE 219 ORGANIC CHEMISTRY EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ large molecule made by repetitive linking of smaller units (monomers) Correct Answer: Polymer very large molecule composed of thousands of covalently bonded atoms (ex: polymer) Correct Answer: Macromolecule two ways polymers are made Correct Answer: 1. natural (in nature) 2. synthetic (in lab) natural polymers Correct Answer: rubber, carbs: starch & cellulose, proteins, nu...

Describe how you would use a biochemical test to show that a solution contained a non-reducing sugar, such as sucrose. [3] - correct answer ,first reducing sugars test; boil with dilute HCl acid then Neutralise with NaHCǑ, add benedict and heat to 95 degrees C brick red ppt forms if reducing sugar is present Describe a chemical test you could carry out to show that a piece of coconut contains lipids. [3] - correct answer (Crush in) ethanol / alcohol; Add (to) water (Order of adding is critic...

Mark Scheme (Results) Summer 2023 Pearson Edexcel GCE In English Language (9EN0) Paper 1: Language VariationEdexcel and BTEC Qualifications Edexcel and BTEC qualifications are awarded by Pearson, the UK’s largest awarding body. We provide a wide range of qualifications including academic, vocational, occupational and specific programmes for employers. For further information visit our qualifications websites at or . Alternatively, you can get in touch with us using the details on our...

Database Design Using Entity-Relationship Diagrams by Sikha Bagui and Richard Earp ISBN:4 Auerbach Publications © 2003 (242 pages) With this comprehensive guide, database designers and developers can quickly learn all the ins and outs of E-R diagramming to become expert database designers. Table of Contents Back Cover Comments Table of Contents Database Design Using Entity-Relationship Diagrams Preface Introduction Chapter 1 - The Software Engineering Process and Relational Da...

BIOCHEM406 Practice Exam 3|103 Questions with Verified Answers Pick the best answer. A) The ratio of purine to pyrimidine 2 ́-deoxyribonucleotides in cells is always very close to 1. B) The ratio of (A+T) to (G+C) in cellular RNA polymers is always very close to 1. C) The ratio of (A+T) to (G+C) in cellular DNApolymersis always very close to 1. D) Answers B and C. E) Answers A and B and C. - CORRECT ANSWER A) The ratio of purine to pyrimidine 2 ́-deoxyribonucleotides in cells is alwa...

RCDD Practice Test Latest Questions With Complete Solutions. C If the input signal power to a communication system is 1 W and the output power is 1 mW, the system attenuation is: A. 3 dB B. 20 dB C. 30 dB D. 40 dB E. 1000 dB B The signal at the input to a balanced twisted pair cable is 10 mW. The cable is 1000 feet long and has an attenuation of 1 dB per 100 feet. This cable is connected to the input of a receiver. The noise level at the input to the receiver is 1 microwatt. What is t...

Dimitri Ivanovsky Russian Botanist -- discovered disease was infectious (sap) Martinus Beijerinck Coined term "virus" to indicate non-bacterial Example of Viral Diseases Small Pox (Edward Jenner -- derived vaccine from cowpox) Poliovirus (causes poliomyelitis, paralysis, still exists all over the world mostly poorer nations ) What is hindering eradication of Polio -Cost of vaccine manufacturing -Inefficient supply -Limited vaccine available for supplementary immun...

The nurse is caring for a client with peripheral arterial disease (PAD). For which symptoms does the nurse assess? A. Reproducible leg pain with exercise B. Unilateral swelling of affected leg C. Decreased pain when legs are elevated D. Pulse oximetry reading of 90% A Claudication (leg pain with ambulation due to ischemia) is reproducible in similar circumstances. Unilateral swelling is typical of venous problems such as deep vein thrombosis. With PAD, pain decreases with legs in the d...

When preparing to add antiseptic iodine to a sterile field, why must some of the liquid be poured into the sink before adding the remainder to the sterile container? To wash the container's lip to prevent contamination, this maintains the sterile field Why is there a maximum injection pressure for an automatic injection device during contrast media administration? A preset maximum injection pressure helps to prevent vessel damage 1. The QC tech performs testing after the image acquired in...

Bio 180 Exam 5 BYUI Questions and Answers Already Passed Lipid-soluble signal molecules, such as testosterone, cross the membranes of all cells but affect only target cells because: Intracellular receptors are present only in target cells. Which type of receptor is most associated with metabolism, cell growth, and cell division? Tyrosine kinase receptors Which type of receptor is a dimer that when bound to the proper ligand autophosphorylates? Tyrosine kinase receptors A drug designed to inh...