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    1. Outline the process of DNA profiling (genetic fingerprinting)‚ including ways in which it can be used. 6 marks • sample of DNA obtained / leucocytes / from mouthwash / hair / other named source • satellite DNA / repetitive sequences used for profiling • amplification of DNA by polymerase chain reaction / PCR • cutting DNA into fragments using restriction enzymes • separation of fragments of DNA (by electrophoresis) • separation according to the length of the fragments • pattern of

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    ologyCOMPONENTS OF THE ECOSYSTEM. -Components of an ecosystem‚ Groups of interacting plants and animals from populations‚ and two or more populations in the same place at the same time form communities. The community forms the living‚ or biotic part of the ecosystem. Energy‚ Minerals‚ Nutrients and water from the non-living or abiotic components. 1. Inorganic substances (C‚N‚CO2‚H20 etc) incolved in material cycles. 2. Organic compounds (Proteins‚ Carbohydrates‚ lipids‚ humic substances etc.)

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    Evaluate the impact of care in the community for adults with Mental Health problems. Care in the community is where a patient is no longer detained nor sectioned within a hospital institution. However‚ there must be at least three practitioners agreeing that it is necessary for the patient to be released into the community. Adults who may suffer from mental health problems can ask to be cared for within the community. Patients and their families are now more educated with a sense of empowerment

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       mammal A warm-blooded animal with hair or fur; female mammals produce milk to feed their young.    fish Vertebrates which live in water‚ usually have scales and breathe through gills.    amphibian A vertebrate with moist skin and no scales that lives part of its life in water and part on land.    bird Egg-laying vertebrates with feathers and forelimbs modified as wings.    reptile A vertebrate that lays eggs and has lungs and scaly skin.    invertebrate

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    The Scientific Study of Life Mastering Concepts: 1. What characteristics distinguish the living from the nonliving? The characteristics that distinguish the living from the nonliving are that nonliving things reproduce and grow‚ use energy‚ have levels of organization‚ maintain constant internal conditions‚ and evolve. 2. List the levels of life’s organizational hierarchy from smallest to largest‚ starting with atoms and ending with the biosphere. Atoms‚ molecules‚ organelles‚ cells

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    IB Home Standard Level Higher Level Options Additional Resources 8.2 Photosynthesis 8.2.1 Draw and label a diagram showing the structure of a chloroplast as seen in an electron micrograph 2D Representation 3D Representation Electron Micrograph 8.2.2 State that photosynthesis consists of the light-dependent and light-independent reactions Photosynthesis is a two-step process: 1. The light dependent reactions convert the light energy into chemical energy 2. The light

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    Why a Bill of Rights and What Impact Does it Have? All have heard the saying‚ “Great minds think alike.” When many great minds of the colonies gathered to create a new government‚ two rarely thought exactly alike. The Bill of Rights was created through the kind of debate and exchange of ideas that it protects to this day. The Declaration of Independence states the purpose of government is to protect our basic human rights. This was one principle that all the Founders did agree on. But if

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    Experiment 8.1 Yes there was a change because with the starting snail population there was a great variation from 1-7. After the crab began eating only the snails with the thickest shells survived. The snails with the thinnest shells were eaten by the crab. Only snails with shell thickness 4-7 were left after the crab had their meal. The original snails with thickness 1-3 were eliminated from the population by the crab. The crab will usually try to expend as little enrgy as it can to maximaize its

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    1. Read the press release on the 2001 Nobel Prize. Summarize in a few paragraphs the accomplishments of these scientists‚ and the relevance of their discoveries. (Answer in 500 words or less. Send to instructor) The Nobel Prize in Physiology or Medicine 2001 was awarded jointly to Leland H. Hartwell‚ Tim Hunt and Sir Paul M. Nurse "for their discoveries of key regulators of the cell cycle". They have identified key molecules that regulate the cell cycle in all eukaryotic organisms‚ including

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    Discuss the chain of events that led to the discovery of DNA as the heritable substance and the discovery of the structure of DNA. Ans> The chain of events led to the discovery of DNA as the heritable substance and the discovery of the structure of DNA. In the late nineteenth century‚ a German biochemist Friedrich Miescher found the nucleic acids which are long-chain polymers of nucleotides‚ and are made up of sugar‚ phosphoric acid‚ and several nitrogen-containing bases. Later it was found

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