Cr3 Study guides, Class notes & Summaries

Why was it widely believed, until the late 20th century, that bacterial infections would soon be conquered? Correct Answer-Increased hygiene, nutrition, vaccines, antibiotics allowed control over infectious diseases Why are bacteria once again of major public health concern? Correct Answer-Increase in bacterial infections due to ageing populations, more people with immune suppression, emerging infectious diseases and antibiotic resistance. Name some major worldwide diseases caused or exace...

Introduction to Chemistry 5th Edition by Rich Bauer – Test Bank Description Introduction to Chemistry 5th Edition by Rich Bauer – Test Bank Sample Questions Instant Download With Answer s Introduction to Chemistry, 5e (Bauer) Chapter 3 Chemical Compounds 1) The figure shows all but which of the following? 1. A) two elements and a compound 2. B) a chemical reaction 3. C) one mixture and one pure substance 4. D) three compounds Answer: D Difficulty: 1 Easy Topic: Study of Chemistry Bloom’s: ...

BIO 441A EXAM 3 STUDY GUIDE WITH COMPLETE SOLUTION. LECTURE ONE - METABOLISM INTRODUCTION ● Autotrophs synthesize all their own cellular constituents from simple molecules ● Heterotrophs obtain energy through oxidation of organic compounds and therefore rely on autotrophs ● Metabolism involves many reactions such as ○ Glycolysis/gluconeogenesis ○ The citric acid cycle ○ Oxidative phosphorylation ● Catabolism is the degradation of biomolecules ○ Energy rich nutrients are...

BIO 441A EXAM 3 STUDY GUIDE WITH COMPLETE SOLUTION. LECTURE ONE - METABOLISM INTRODUCTION ● Autotrophs synthesize all their own cellular constituents from simple molecules ● Heterotrophs obtain energy through oxidation of organic compounds and therefore rely on autotrophs ● Metabolism involves many reactions such as ○ Glycolysis/gluconeogenesis ○ The citric acid cycle ○ Oxidative phosphorylation ● Catabolism is the degradation of biomolecules ○ Energy rich nutrients are...

When a train travels on a curve at a speed higher than the equilibrium speed, it experiences ______. correct answers Cant deficiency There should be no change of grades within ____ meters of any points and crossings in BG. correct answers 30m. As per IRSOD, provision of check rail is mandatory on curves of ___ degree and sharper on BG track. correct answers 8 deg Which parameter of track is not attended by tamping machine? correct answers Gauge. In case of two OBS within 4 mtr, on th...

BIO 441A EXAM 3 STUDY GUIDE WITH COMPLETE SOLUTION. LECTURE ONE - METABOLISM INTRODUCTION ● Autotrophs synthesize all their own cellular constituents from simple molecules ● Heterotrophs obtain energy through oxidation of organic compounds and therefore rely on autotrophs ● Metabolism involves many reactions such as ○ Glycolysis/gluconeogenesis ○ The citric acid cycle ○ Oxidative phosphorylation ● Catabolism is the degradation of biomolecules ○ Energy rich nutrients are...

COP 4600 VERIFED EXAM (QUESTIONS AND ELABORATED ANSWERS) In a multiprogramming system the main memory is not generally occupied simultaneously by multiple processes. - CORRECT ANSWER-False A hardware mechanism is needed for translating virtual addresses to physical main memory addresses at the time of execution of the instruction that contains the reference. - CORRECT ANSWER-True A physical address is the location of a word relative to the beginning of the program and the processor tr...

What is a market? ANSWER: - The set of actual and potential customers for a good or service - People have desire and ability to buy Product Orientation ANSWER: Assumes the product will sell itself - Mass production of consumer goods - Usually innovation products (telephone) Sales Orientation ANSWER: Focuses on acquiring customers - Invest in advertisements and sales staff Market Orientation ANSWER: Needs/wants of consumers guides the firms actions Value-Based Orientation ...

Give the full electron configuration of an Al atom and a Cr3+ ion : 1s2 2s2 2p6 3s2 3p1 1s 2s2 2p6 3s2 3p6 3d6 Deduce the formula of the ion that has a charge 2+ with the same electron : Sr2+ Deduce the formula of the compound that contains 2+ ions and 3- ions that both have the same electron configuration as argon : CaP Deduce which of Na+ and Mg2+ is the smaller ion 2 marks : Mg 2+ Both have the same number of shielding however Mg2+ has more protons so higher nuclear charge and so...

Give the full electron configuration of an Al atom and a Cr3+ ion : 1s2 2s2 2p6 3s2 3p1 1s 2s2 2p6 3s2 3p6 3d6 Deduce the formula of the ion that has a charge 2+ with the same electron : Sr2+ Deduce the formula of the compound that contains 2+ ions and 3- ions that both have the same electron configuration as argon : CaP Deduce which of Na+ and Mg2+ is the smaller ion 2 marks : Mg 2+ 2 Both have the same number of shielding however Mg2+ has more protons so higher nuclear charge and...