CHROMATOGRAPHY OF PLANT PIGMENTS Marquez‚ Ma. Rica Paulene‚ Moises‚ Patrisha Kate‚ Policarpio‚ Jairus Paolo‚ Rolda‚ Zylene Joy Department of Biology‚ College of Science‚ University of the Philippines Baguio April 23‚ 2013 ABSTRACT The objective of this experiment was to apply the technique of paper chromatography as a method for separating individual plant pigments contained in plant tissue extracts containing pigment blends. The process of chromatography separates molecules because of the
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Backround Info Weeds are nature’s most widely dispersed group of plants‚ and their job is to insure that the soil always has the protection of a green blanket. Without weeds‚ the fertile soil which took Nature centuries to build‚ would erode away without the protection of a plant cover. The objective of this experiment is to determine whether an undisturbed habitat will yield a higher species diversity and density than a disturbed habitat. The experiment will investigate the sample area’s using
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#47 The Feasibility of Adelfa Extract as Pesticide Vivencio C. Fuentes Jr.‚ Razelle Angela B. Camitan‚ Honey Jane T. Dela Cruz ABSTRACT The project aims to test the feasibility of extracts from the adelfa plant as pesticide. The leaves were cut from the stem and then subjected to steam bath. Soxhlet apparatus was used for extraction; methanol was used as solvent. The extract was then distilled‚ and diluted into 4 containers to obtain concentrations of 100%‚ 75%‚ 50% and 25%. There were
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Imagine a choice of foods that were tasty‚ nutritious and good for your health - i.e. they helped you maintain a healthy body weight‚ improved your overall mood‚ and reduced your risk of developing diseases. According to several sources and surveys in North America and Western Europe‚ the following ten foods are considered overall to be the most healthy. 1) Apples Apples are an excellent source of antioxidants‚ which combat free radicals. Free radicals are damaging substances generated in the
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Biodiversity of the Indian Desert and it´s Value Amit Kotia and Ashwani Kumar Biotechnology Lab‚ Department of Botany University of Rajasthan‚ Jaipur – 302004 INDIA Abstract The state of Rajasthan is situated between 23º3’ and 30º12’ N latitude and 69º30’ and 78º17’ E longitude . The total land area of the state is about 3‚24‚239 km² ‚ out of which about 1‚98‚100 km² is arid and the rest semi arid. The physical features are characterized mainly by the Aravallis and to the some extent by
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Technology IX Science & Technology Information Center Master List of Investigatory Project Titles 01 Investigatory projects I. Pyrolisis of plastic wastes materials for the production of plywood substitute II. Marang (Artocarpus ordorotissimus) peelings as hardiflex – like III. Ethyl alcohol from ripe banana peelings IV. Rat killer extract from tuble roots V. Fuel briquettes from dried banana leaves and waste papers VI. Coconut sheath substitute of abaca fiber VII. Commercial glue
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The Shoot System of Plants The Leaf Leslie L. Ricarte Group 2 Sec. A - 2L December 12‚ 2013 ___________________ _______________ ¹A scientific paper submitted in partial fulfillment of the requirements in General Biology II Laboratory under Prof. Ma. Teresa Mirandilla‚ 2nd Sem.2013-2014. ABSTRACT The purpose of this study is to observe and identify the external and anatomical parts of various types of leaves. The shoot system of the leaves was seen under the microscope
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ALGAE Algae are eukaryotic organisms that have no roots‚ stems‚ or leaves but do have chlorophyll and other pigments for carrying outphotosynthesis. Algae can be multicellular or unicellular. Unicellular algae occur most frequently in water‚ especially in plankton. Algae are eukaryotic organisms that have no roots‚ stems‚ or leaves but do have chlorophyll and other pigments for carrying out photosynthesis. Algae can be multicellular or unicellular. Unicellular algae occur most frequently in water
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R&D THRUSTS ON DENGUE Department of Science and Technology PHILIPPINE COUNCIL FOR HEALTH RESEARCH AND DEVELOPMENT Dengue R&D Program DENGUE COMMUNITY VECTOR CONTROL and MANAGEMENT HOST DIAGNOSIS TREATMENT Addresses the disease determinant factors in the epidemiologic cycle of dengue causation VECTOR CONTROL and MANAGEMENT Vector Control_________________ include targeting the mosquito vector/s in the habitats of its larval and adult stages in households and
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ABSTRACT Tinospora cordifolia (Willd.) Miers‚ it is a large‚ deciduous‚ tropical climbing shrub found throughout India‚ belong to the family Menispermaceae. Pharmacologically‚ Tinospora has a wide importance in Ayurveda. Secondary growth is achieved by formation of multiple cambia and other showed by formation of single cambium by members of Menispermaceae. Anatomy of this climber shows formation of xylem plates‚ this formation of cambial variants is the result of normal activity of cambium but abnormality
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