B04 onion skin lab SNC 2D Name:______________________________ Lab: Investigation of the Structure of Onions Cells Purpose: To investigate the structure of onion cells and become familiar with some of the basic parts of a cell. This lab will also introduce you to the technique of preparing a wet mount slide. Materials: microscope pencil cover slips lens paper paper towels blank white paper ruler known field of views beaker tweezers glass slides eraser medicine dropper
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function Abstract In this lab the structures of various cells were viewed through a compound microscope. The bacteria in yogurt was viewed a long with a slice of potato‚ and a thin skin of red onion. The potato was dyed with iodine while the red onion was dyed with methane blue. The students had to assemble the first three slides. Two more slides were provided these are the yeast and protozoa cells. Those two are also viewed with the same microscope. Introduction
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EXTRACTION OF DNA FROM ONIONS ABSTRACT The purpose of the experiment was to experience firsthand the isolation of DNA form a plant tissue without destroying its structure and sequence. A white onion was used for the experiment. After several processes‚ DNA isolate was the visible result. Different chemical tests were performed on the DNA isolate‚ namely: Dische Test‚ Murexide Test‚ Wheeler-Johnson test and Test for Phosphate. Visible results were then noted. INTRODUCTION DNA (deoxyribonucleic
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TITLE : SUPER GLUE USING ORANGE PEELINGS ABSTRACT: Purpose: “Super Glue Using Orange Peel” aims to solve improper waste disposal while making the resulting product useful to students. For the past years‚ many Filipinos were devastated by floods. Many lives have been lost‚ properties damaged‚ and businesses closed due to floods brought about by heavy rains‚ storms and landslides. Authorities blamed people for improper disposal of waste materials resulting to the clogging of drainages
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! ! ! ACTIVITY 1: OBSERVATION OF CYTOLOGICAL EFFECTS OF FORMALIN USING Allium cepa TEST ! ! ! ! ! A WRITTEN OUTPUT ! ! ! ! ! In partial fulfilment of the Requirements in Developmental Biology ! ! ! ! ! ! ! ! SUBMITTED BY: ! NORYN B. CAYABAS JACKELYN T. SUDAYPAN ! ! ! ! ! ! ! MAY 16‚ 2012 ! ! ! ! ! ! I. INTRODUCTION ! ! Formalin is a chemical substance primarily used as preservative for specimen in laboratory areas. However‚ nowadays
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Writing Assignment on Poetry (Lonely Hearts pg430) Classy Classifieds; Lonely Hearts "Lonely Hearts" written by Wendy Cope is an enjoyable piece that draws readers in with its simplicity and straightforwardness. The title of the piece‚ tells the reader exactly what the poem is about while the writer’s thoughts are followed throughout the length of the poem with the writer’s unique style. Cope’s approach of classified advertisements captures the reader’s imagination and understanding that one
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The story “The Man in a Case” by Wendy Wasserstein‚ is a short story that takes place in a small garden in the village of Mironitski. Narrates a short passage between Byelinkov and Varinka (the main characters) that are about to get married. He is a respected professor at a local school who seems to be appreciated for all in the village. She‚ “a pretty girl of thirty” deeply in love with him. They seem to have a completely different way of thinking‚ and that is what makes us imagine there exists
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Dr. Wendy Williams is a honors professor at Texas Christian University (TCU). Dr. Williams’s research interests‚ as well as classes she teaches tend to focus on nineteenth-century British literature and culture‚ poetry‚ and gender studies. She has written several articles on George Eliot’s poetry. Most importantly her book‚ George Eliot‚ Poetess. Dr. Williams grew up in Plano‚ Texas. She grew up a twirler‚ but was eventually required to stop when she decided to attend the University of Baylor for
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MANUALLY OPERATED PINEAPPLE PEELING AND CORING MACHINE A Project Development Proposal Presented to the Faculty Of the College of Industrial Technology Batangas State University Alangilan‚ Batangas City In partial fulfillment of the requirements for the degree of Bachelor of Industrial Technology Major in Mechanical Technology By Bay‚ Rebson Kervin A. Cabatay‚ John Leo E De Castro‚ Oscar C. 2012 Chapter I THE PROBLEM Introduction Pineapple is one of the popular fruits
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and normally thrown peelings. The study focuses on extracting ethanol from Santol peelings‚ using white and brown sugar‚ and comparing it to the commercial in flame propagation‚ duration‚ temperature difference‚ and heat content with varying concentrations. The study is an experiment divided into three phases‚ fermentation‚ distillation‚ and the flame testing. Gathered data has been tabulated and treated with Z test and Randomized Block Design. With the findings‚ Santol peelings can be a potential
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