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    Biology OCR

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    be increased by a number of factors‚ to include: high blood pressure smoking eating high levels of salt Eating high levels of saturated fat. 4. Be able to describe how cholesterol can restrict or block blood flow in arteries by forming plaques. 5. Be able to analyse data that show the changing incidence of heart disease in the UK. 6. Know that blood pressure measurements consist of diastolic and systolic data in mmHg. Be able to explain why blood in arteries is under pressure - due to contraction

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    Conservation Biology

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    local environment in positive or negative ways? (pp. 56-59) Ecotourism is both good and bad. Some of the negatives are that it brings people into a place‚ this often means litter and people not respecting the land like they should. On a positive note there is monetary value‚ stimulating the economy and often times some of the money goes toward preservation and research that is good for the environment. 4. Describe the different ways

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    biology nutrients

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    What are the central ideas of Cells? • What are cells? – Cells are the smallest basic unit of living things. • What do they do? – Cells take in raw materials and making new substances. • Why do they do this? – In cells‚ organelles carry out activities to keep the organism alive. – E.g. synthesising proteins and fats‚ releasing energy from glucose. What are the central ideas of Movement of Substances? • What processes describe how substances move from one region to another? –

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    Biology Quiz

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    nervous b) muscular d) ectodermal 4) Which of the following classes is typically not parasitic? a) Turbellaria c) Trematoda b) Monogenea d) Cestoidea 5)

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    biology 12

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    Toward a New Vision: Race‚ Class‚ and Gender as Categories of Analysis By: Patricia Hill Collins Summary- The author writes about oppression in society and how it is full of contradictions. She states that there are no pure victims or oppressors‚ but rather everyone experiences a different amount of penalty and privilege based on their race and social status. She believes that if women and people of colour could find that they have common grounds in regards to class‚ it will eliminate racism

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    GRADE 8 BIOLOGY REVISION WORKSHEET a) Name the following: i) The process by which raisins swell up when placed in a beaker of water. ii) Non-infectious disease arising due to hypersensitiveness of an individual to a particular sustance. iii) Bone forming cells. iv) Diseases caused due to malfunctioning of organs

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    Module 1 ‘Introduction to Molecular Biology’ Learning Objectives (Chapter 6) Molecular Biology‚ DNA‚ chromosomes‚ and the central dogma. Understand Nucleic Acid Structure and properties (including alternate forms of DNA structure and supercoiling‚ and renaturation) Explain the nature of Prokaryotic Chromosome Understand the differences in re-association kinetics of single-copy vs. repeated sequence Understand how DNA re-association provides a measure of genome size in base pairs Functions

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    Biology 2

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    apparatus lysosome mitochondrion nucleus cytoplasm A ✓ ✓ ✓ ✓ ✓ B ✓ ✗ ✗ ✗ ✗ C ✗ ✗ ✓ ✓ ✗ D ✗ ✓ ✗ ✗ ✓ 3 In which animal cells would Golgi apparatus be most abundant? A ciliated epithelial cells B goblet cells C red blood cells D smooth muscle cells 5 Which is a feature of all prokaryotic cells? A absence of cell surface membrane B division by mitosis C presence of mitochondria D presence of ribosomes 6 The diagram shows a cell surface membrane. The lipid bilayer has an approximate width of

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    only grow physically‚ it also grows by learning. The biology of learning is very interesting and taught me what learning really is like what is does‚ when it is done‚ and how it can be done better. The brain can learn to multi-task‚ to learn better by sleeping‚ and to understand information by what type of learner we are. This essay will tell you how the brain works and some other things you need to know about learning. In the essay “The Biology of Learning”‚ Stephen Londe tells us information to

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    Biology Lab

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    Introduction In this investigation‚ me and my partners performed an experiment to find the different energy contents in food and different amounts of energy released when consumed. Throughout this experiment our procedure was to take different food samples and use a device known as a calorimeter made from a can of aluminum‚ one large paper clips and a string of copper wire to measure the amount of thermal energy released during a reaction. By measuring the temperature difference before and after

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