James Ruse Agricultural High School Module 9.3 Blueprint of Life Biology Notes 2013 Helen Ying 19/03/2013 By Helen Ying © 2013 Biology Notes – HSC Course 2013 MODULE 9.3 – BLUEPRINT OF LIFE 1. Outline the impact on the evolution of plants and animals of: a. Changes in physical conditions in the environment o Rising and falling sea levels – land and ice bridges across continents have affected distribution and therefore evolution when these bridges disappeared and populations were isolated
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CHEM 2303 ANALYTICAL CHEMISTRY II LECTURE 2 – APPLICATIONS OF SPECTROPHOTOMETRY TENTATIVE LECTURE SCHEDULE Date Topics • Presentation / discussion of syllabus • Tips for success • Laboratory • Introduction to the analytical process • Sample preparation Jan 9th‚ 2015 • Spectrophotometry • Properties of light • Absorption of light • Excited states • Luminescence • Applications of spectrophotometry • UV-Vis spectroscopy • Fluorimetry Jan 16th‚ 2015 • Fluorescent staining‚ green fluorescent protein
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Phylum Echinodermata Introduction • Means “spiny skin” in Greek • Echinoderms are found at every ocean depth‚ from the intertidal zone to the abyssal zone. The phylum contains about 6500-7000 living species‚ making it the second-largest grouping of deuterostomes (a superphylum)‚ after the chordates. • Echinoderms are also the largest phylum that has no freshwater or terrestrial (land-based) representatives. Defining characteristics: • A complex series of fluid-filled canals
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Doesn’t everyone love swimming in the ocean and seeing all the pretty sea life? Some people do‚ and when people are offshore drilling they can cause a lot of problems if something goes wrong. The biggest concern by environmentalist is not a spill‚ but the pollution of the air and water‚ damage to the ocean bottom and debris that washes ashore from day-to-day operations of oil and gas rigs. Oil Drilling can lead to jobs being endangered‚ animals dying‚ and damaging the eco system. So many animals
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waters‚ and other nutrients from small organisms making their home in the coral reef. A coral reef is one of the largest living communities in the world. Thousands of species make their home there‚ including over 4‚000 different tropical fishes‚ jellyfish‚ crabs‚ sea urchins‚ and starfish. Mammals may visit a coral reef‚ but none actually live on or near
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One of the most important themes of ‘Mrs. Dalloway’ and‚ by virtue of it being a derivative text‚ of ‘The Hours‚’ is that of mental health. The ways issues of mental health are presented are‚ almost universally‚ sympathetic and‚ in the case of the former‚ empathetic. The strongest symbols of this theme are Septimus and Clarissa in ‘Mrs. Dalloway’ and Richard‚ Laura (Mrs. Brown)‚ and Virginia (Mrs. Woolf) in ‘The Hours.’ Most have problems which are very much the product of their time and we see the
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compared to most other animals. Fish are covered in scales which are often covered in a layer of slime to help their movement through water. Cleaner fish help out other fish by removing parasites and dead skin from their scales. Although jellyfish and crayfish have the word ‘fish’ in their name‚ they aren’t actually fish. Over 1000 fish species are threatened by extinction. Mermaids are mythological creatures with the tail of a fish and the upper half of a woman. All fish
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Plastic Pollution & Management Topics To Be Covered • Introduction • Composition & Synthesis • Types of Plastic & Their Uses • Disadvantages • Statistics • Impact on Environment • Plastic Waste Management • Measures To Be Taken • Conclusion EEES Presentation │Topic- Plastic Pollution & Management│ CS-1 | Ankit Mishra | Arun Choudhary Introduction The word plastic is derived from the Greek (plastikos) meaning capable of being shaped or molded. Plastics are a range of synthetic or semi-synthetic
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Summary * Ishmael. He was caught in the jungles of Africa at a young age and has lived his life in captivity ever since. He started out in a zoo-purchased by Walter Sokolow‚ with whom he learned to communicate telepathically. * Ishmael’s investigation focused on the issue of captivity-and grew into a more comprehensive exploration of humanity. * Ishmael helps the narrator understand his cultural history. Ishmael divides humans into two groups: Leavers and Takers. * Takers are
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Dinosaurs lived on earth 65 million years ago. They lived on the earth much before any human being was born. They ruled the earth for over 165 million years‚ till 65 million years ago. They were huge monsters‚ even bigger than elephants. The word "dinosaur" was taken from a Greek word which means terrible lizard. But they weren’t exactly lizards. Lizards are one type of reptile and dinosaurs are another type. Not all dinosaurs were giants. Some dinosaurs were no bigger than small dogs. The smallest
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