Genetic Modification of Plants using Agrobacterium Agrobacterium tumefaciens is a rod-shaped aerobic soil bacterium that can infect dicot plants especially apple‚ pear‚ peach‚ cherry‚ almond‚ raspberry‚ rose & grapevines. It’s method of infection is unique‚ for it transfers some of its DNA to the chromosomes of the plant cell‚ causing a tumour to grow & causing the plant to make special organic food molecules for the bacterium. The process begins when a plant is wounded‚ often near the base
Premium DNA Molecular biology Bacteria
General Chemistry 1 Lab 4 Properties of Gases LabPaq - Properties of gases General Chemistry Introduction Background This report covers Properties of Gases and will allow me the opportunity to explore chemical and physical properties of gases. Collection and use of these gases will also be conducted in this lab. Statement of Problem Collecting gases is a difficult process. Singling out a gas and obtaining only that gas is the challenge we face in this experiment. Purpose
Premium Oxygen Chemistry
distribution‚ and reproduction The health effects of smoking are the circumstances‚ mechanisms‚ and factors of tobacco consumption on human health. Epidemiological research has been focused primarily on cigarette tobacco smoking‚[1] which has been studied more extensively than any other form of consumption.[2] Tobacco is the single greatest cause of preventable death globally.[3] Tobacco use leads most commonly to diseases affecting the heart‚ liver and lungs‚ with smoking being a major risk factor
Premium Tobacco smoking Tobacco Smoking
Associated with Genetic Modification of Plant for Crop Plantation Genetic modification of plant for crop plantation presents to create or maximise desirable characteristic of plant‚ such as increased yield‚ to produce better quality food and resistance to disease or resistance to climatic extremes like heat‚ cold and frost. However‚ most consumers have doubts about genetic modification plants on a less easily defined level. Many consumers could not accept genetic modified plant due to personal
Premium Genetically modified food Genetically modified organism DNA
Tobacco -a preparation of the nicotine-rich leaves of an American plant‚ which are cured by a process of drying and fermentation for smoking or chewing. Shorts of smoking cigarettes: Irritation and inflammation of the stomach and intestines Increased risk of painful ulcers along the digestive tract Reduced ability to smell and taste Premature wrinkling of the skin Higher risk of blindness Gum disease (periodontitis) Long effects of smoking cigarettes : 1. Smelling like smoke There’s no mistaking
Premium Smoking Tobacco smoking Cigarette
Tobacco Author And Page Information • by Anup Shah • This Page Last Updated Wednesday‚ July 02‚ 2008 • This page:http://www.globalissues.org/article/533/tobacco. • To print all information e.g. expanded side notes‚ shows alternative links‚ use the print version: o http://www.globalissues.org/print/article/533 Tobacco and smoking have a number of negative effects: • Tobacco smoking kills • Tobacco exacerbates poverty • Tobacco contributes to world hunger by
Free Tobacco
2013 Why Tobacco Is Bad Cigarettes‚ cigars‚ and pipe tobacco are made from dried tobacco leaves‚ as well as ingredients added for flavor and to make smoking more pleasant. The smoke from these products is a complex mixture of chemicals produced by the burning of tobacco and its additives. The smoke is made up of more than 7‚000 chemicals‚ including over 60 known to cause cancer (carcinogens). Some of these substances cause heart and lung diseases too‚ and all of them can be deadly. Tobacco smoke also
Free Tobacco Tobacco smoking Nicotine
Chewing Gutkha Gutkha can well be defined as a devil in disguise. Promoted as a mouth freshener‚ this betel nuts and tobacco preparation is designed to release a chemical reaction that makes it an addictive proposition. However‚ most consumers believe that the blended spices and seasonings do not make it as a harmful product! But‚ the truth remains that gutkha; just as any other tobacco product is very addictive and injurious to health. Gutkha has been proved to be carcinogenic‚ The Effects if Gutkha
Premium Tobacco Nicotine Tobacco smoking
English 1200 10/20/2012 “The” Tobacco Luxury‚ money‚ power‚ pure; these are the type of words that come to mind when one thinks of a cigar‚ another familiar word is usually Cuba. Cuban cigars contain the finest tobacco in the world and the numbers show for the communist economy as it generated four hundred million dollars last year for Cuba alone according to Money News. The United States which is the largest Cigar market in the world does not even sell Cuban cigars due to a fifty year-long
Premium Tobacco Cuba United Kingdom
Title: Physical and Chemical Properties Purpose: The purpose of this experiment is to investigate the physical and chemical properties of pure chemical substances by subjecting them to various environmental extremes. Procedure: Filled each test tube with substances provided and subjected them to various conditions. These conditions included‚ heat‚ cold water‚ hot water‚ acid and basic additions and tested on litmus paper. The reactions were observed and documented at each step. Data tables:
Premium Temperature Chemical reaction Chemical substance