`Biology B1 Revision Classification • Organisms were based into groups based on their characteristics (classification). • Kingdom‚ Phylum‚ Class‚ Order‚ Family‚ Genus‚ Species Kingdom Main Characteristics Animalia Multicellular; heterotrophic feeders so no chlorophyll‚ no cell walls; complex cell structure with nucleus Plantae Multicellular; autotrophic feeders using chlorophyll; cell walls made of cellulose; complex cell structure with nucleus Fungi Multicellular; cell walls not made
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Biology PEKA SPM 2013 Contraceptive methods Name : Bridget Lo Yen Class: 5 Amanah Subject Teacher : Puan Syafiza Ibrahim Date of submission : 26/7/2013 CONTENT PAGE NO. CONTENT PAGE A INTRODUCTION B DATA AND DISCUSSION DESCRIPTION PROCEDURES ADVANTAGES DISADVANTAGES DIAGRAM C CONCLUSION D REFERENCES INTRODUCTION 1. Family planning is used by couples who wish to limit their number of children‚ and to control the timing of pregnancy. This is important
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Tomato Sweetness Jessica Pursell American InterContinental University 01/18/2015 Biology IP2 Introduction You and your neighbor have small kitchen gardens where you both grow tomatoes. His blotchy green and red tomatoes taste much sweeter than your perfectly uniform red ones. Could the sweetness of the tomatoes be effected by the green chloroplasts in the fruit? Hypothesis I personally think that the green chloroplasts do play a part in the sweetness of the tomatoes because it doesn’t
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Asia and Italy Both of these regions and countries were similar and influenced by the same things‚ but the cultures and people around them would shape their own paths and how they would rule their own worlds. The people of these regions were desperate and needing of help. The leaders were willing to fill their desires in order to take power. To the people’s dismay they were caught into three world powers striving for power at the people’s price. Socially the three governments took approaches
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Helsinki‚ they tested 224 people related to professional or keen amateur musicians and all the subjects were asked to differentiate between different note pitches and durations. The results revealed that an astounding 50% of musical aptitude was heredity. An excellent and classical example related to this case is Wolfgang Amadeus Mozart‚ who was a musical prodigy who showed interest in the musical field at the young age of 3. Mozart’s talent was not entirely due to nurture but nature. This can be
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Echinoderm Echinoderm diversity Scientific classification Kingdom: Animalia Subkingdom: Eumetazoa Superphylum: Deuterostomia Phylum: Echinodermata Klein‚ 1734 Subphyla & Classes Homalozoa † Gill & Caster‚ 1960 Homostelea † Homoiostelea † Stylophora † Ctenocystoidea † Robison & Sprinkle‚ 1969 Crinozoa Crinoidea Paracrinoidea † Regnéll‚ 1945 Cystoidea † von Buch‚ 1846 Asterozoa Ophiuroidea Asteroidea Echinozoa Echinoidea Holothuroidea Ophiocistioidea † Helicoplacoidea †
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Section 1 : Identifying the Genetic Material Griffith’s Experiments In 1928‚ Frederick Griffith‚ a bacteriologist‚ was trying to prepare a vaccine against pneumonia. A vaccine is a substance that is prepared from killed or weakened disease-causing agents‚ including certain bacteria. The vaccine is introduced into the body to protect the body against future infections by the disease-causing agent. Griffith discovered that harmless bacteria could turn virulent when mixed with bacteria that cause
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Wesley Scott February 12‚ 2011 M/W 2:30-3:45 Chapter 17 review questions 1. How did the enlightenment change basic Western attitudes toward the reform‚ faith‚ and reason? First it changed faith because it allowed people to worship anyway they please. The enlightenment set the stage for most of the ideas that are among us today. It also had the thinkers to attempt to discover the ration behind European government. What were the major formative influences on the philosophers? They had a strong
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Mariella’s mother a Consent Form and discussed with Ms. Hines over the phone a psychological assessment that was planned for Mariella. Ms. Hines understood the reasons for the assessment and what tests would be used with Mariella. She asked several questions‚ which the School Psychologist answered. Ms. Hines then signed the Consent Form‚ scanned it‚ and emailed it back to the School Psychologist. When Mariella was brought to the Psychologist’s office‚ Mariella would not speak or make eye contact with
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Quantitative Analysis There are many instances in biological research where it is necessary to accurately measure the quantity of an analyte (test substance) in a sample. The analyte is detected and quantified by measuring a ‘signal’ (measured response). In some instances‚ you can measure a signal due to an inherent property of the analyte‚ e.g. the absorption of UV light by nucleic acids‚ whereas in other cases you will need to react it with another substance to measure a signal. The signal is
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