Phenols

Sejaphala M.D. Student No. 62399543 Unique Number: 770819 Introductory Microbiology MIB2601 Assignment 02 Due Date: 13 April 2018 QUESTION 1 1. Bacteria is stained using a primary stain called crystal violet and then fixed with a mordant which in most cases is iodine. While some bacteria have the ability to retain the primary stain, others discolor when exposed to the acetone and alcohol (95%). Hence, the Gram stain divides bacteria into two groups- these bacteria are grouped…

A superfood which is catching a big attraction everywhere is chia seeds and places itself on the top of the super food category. These are small greyish, black, brown and white magical seeds which have extraordinary medicinal effects. Apart from its weight loss benefits, chia seeds are beneficial in many other ailments and exhibit many properties. But before I explain these benefits to you, you must know some history about these seeds. These tiny seeds come from Mexico. These seeds are a part…

Introduction: Don DeLillo is an American writer born in 1936. Delillo is a postmodernist and written eleven books receiving various awards for his work. The title of DeLillo’s eighth novel, White Noise, brings many assumptions towards the overall meaning of the book. White noise is when there is a combination of sound waves together creating a constant buzz. The buzz can produce a relaxing or overwhelming feeling. Although, it depends if it refers to a repetitive noise one is trying to avoid or…

According to R.A Aitken, “An asymmetric synthesis may be defined as a synthesis in which an achiral unit is an ensemble of substrate molecules is converted to a chiral unit such that the possible stereoisomers are formed in unequal amounts.” It relates to any synthetic process that incorporates one or more new elements of chirality during a functional group transformation. Asymmetric synthesis involves the formation of chiral molecules. An object is said to be chiral, if it cannot be…

1.4 CONVENTIONAL WASTEWATER TREATMENT PROCESS Conventional wastewater treatment consists of a combination of physical, chemical and biological operations to remove solids, organic matter and nutrients from wastewater. The general terms used to describe different degrees of treatment, in order of increasing treatment levels are preliminary, primary, secondary and tertiary or advanced wastewater treatment. Preliminary Treatment The objective of preliminary treatment is removal of coarse solids and…

DNA fragmentation assay DNA extraction was done by a standard procedure using proteinase K digestion with phenol: chloroform: isoamyl alcohol extraction method and 10 μg of the extracted DNA were loaded onto 2% agarose gel containing 0.5 μg/ml ethidium bromide. DNA fragments were separated by gel electrophoresis at 80 V for 90 min in Tris-acetate-EDTA (TAE)…

Medicinal plant is an organism of the kingdom Plantae; now specifically, a living organism of the embryophyta (land plants) or of the chlorophyta (green algae), a eukaryote that includes double-membrane bounded chloroplasts in its cells containing chlorophyll a and b. Medicinal plants contain a large variety of chemical substances that possesses important therapeutic properties used in the treatment of many diseases. Increasingly industrialized societies are developing drugs and…

Gram Negative Unknown Lab Report #20 BIOL 3444-008 Giang Nguyen TA: Malini Kotak 11/05/2014 Abstract The experiment is conducted in order to identify a randomly given unknown gram-negative microorganism. By comparative analysis of biochemical tests that were performed throughout the semester to find out its characteristics and determine the identification of bacterium out of four potential unknown was given. To figure out the characteristics, T-streak was performed to isolate…

During the Holocaust, more than 6 million Jews were persecuted by the Nazis in Germany and its surrounding nations. Following World War 1, Adolf Hitler came into power in Germany and formed one of the most powerful fascist totalitarian states at the time. Hitler blamed the economic depression on the Jews and others he believed to be inferior. He wanted to eradicate the people who were seen as a threat to the German people. The book The Boy in the Striped Pajamas is a fictional representation of…

Introduction Drenches is a liquid formulation for oral administration that is used to kill internal and external parasites especially in sheep. It is used in the worm control on any farms. Drenches is also known as anthelmintics as they contain active ingredients that kill the helminths in the stomach. Basically, there are three major types of drenches which are the suspensions, solutions and emulsions. (P.Junquera, 2015) Drenches can be a “broad spectrum” when they treat an extensive range of…