w w w e tr .X m eP e ap .c rs om June 2003 GCE A AND AS LEVEL MARK SCHEME MAXIMUM MARK: 40 SYLLABUS/COMPONENT: 9700/01 BIOLOGY Paper 1 (Multiple Choice) Page 1 Mark Scheme A/AS LEVEL EXAMINATIONS – JUNE 2003 Syllabus 9700 Paper 1 Question Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Key D A C C A C D A B A B C B C D A D A C C Question Number 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Key D B B A C C B B C D A C C D B B D B B C
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Michael Aguila Prof. Leblanc SPC 21 October 2012 Organ Donation Topic: Organ Donation General Purpose: To educate the class on the importance of organ donations. Specific Purpose: To persuade the class to not let their organs go to waste. Thesis Statement: Donating your organs allows a life to be prolonged. It also allows scientific studies to prevent future occurrences or finding a cure for a disease. Organizational Pattern: Monroe’s Motivational Sequence Visual Aids: Power-Point
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Explain the function of two hormones on human behavior A hormone is “a regulatory substance produced in an organism and transported in tissue fluids such as blood or sap to stimulate specific cells or tissues into action.” (Oxford Dictionary) One example of a hormone is Testosterone. This hormone is a function of human behavior because it is said to play a significant role in health and well being‚ especially in males. Wagner et al demonstrated this theory in a study in 1980. He utilized 10
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Introductory Biology‚ Biology 1407 MWF 11:00. TAMU-CC. Working version of the 1st lecture exam‚ as of 19 January 2014 1. Science can prove hypotheses to be false because: 2. In a population: phenotype Average number of offspring per individual Very small nose 5.5 Small nose 6.0 Medium size nose 10.7 Large nose 20.7 What is the relative fitness of organisms with small noses? 3. In the above population‚ assuming that at one time the population followed a normal curve
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SENSORY ORGANS Introduction The knowledge of the world around us stimulates our sensory organs to provide us with the information of what is going on around us. All sensory information is picked up by the sensory receptors‚ specialised cells that monitor internal and external conditions. Examples of sensory organs are: SENSE ORGAN Eye Ear (Organ of Corti) Ear (Semicircular Canals) Ear (utricle and saccule) Olfactory mucous membrane Taste Buds Skin Skin Skin Skin Various Muscle Spindle Golgi tendon
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these chemicals come from burning tobacco leaf. A number of of these compounds are chemically active and brings about damaging changes in the body. Tobacco smoke contains about 60 chemicals causing cancer. Smoking causes harm to almost every body organ hence causing most diseases and generally poor health. The most damaging components of tobacco smoke are: Tar It is a term that refers to a mixture of particles which are suspended in tobacco smoke. These particles contain chemicals‚ as well as
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Biology 1010 is a course that introduces students to the basic biological phenomena in all living organisms. It focuses on the different molecular levels of organization‚ heredity in evolution‚ genetics and reproduction. Through this course‚ I was able to master three essential concepts such as Mendel’s Law of Segregation‚ enzymes‚ and photosynthesis. Gregor Mendel was an Augustinian monk that argued that parental traits are passed on to their offspring discrete “heritable factors”. Heritable factors
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ORGAN DONATION INTRODUCTION Organ donation is the donation of biological tissue or an organ of the human body‚ from a living or dead person to a living recipient in need of a transplantation. Transplantable organs and tissues are removed in a surgical procedure following a determination‚ based on the donor ’s medical and social history‚ of which are suitable for transplantation. Such procedures are termed allotransplantations‚ to distinguish them from xenotransplantation‚ the transfer of animal
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OPPOSITION “ORGAN DONATION SHOULD BE COMPULSOY” PRESENTATION SPEAKER 1. Good morning / Good afternoon ladies and gentleman. We come from the San Jose School in San Javier. This is our team‚ she/he is ___‚ she/he is ___‚ she/he is ___‚ and I am ___. We are dabating the resolution "Organ donation should be compulsory". We‚ on the opposition team. We strongly oppose this resolution. We believe that organ donation don’t have to be compulsory. We have 2 strong reasons that support the idea that
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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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