The first unit of the new 2016 ib biology specification. Ethical implications of researchresearch involving stem cells is. The only diploma program biology resource developed with the ib to accurately match the new 2014 syllabus for both sl and hl. Your ib biology course book oxford university press. Everyday low prices and free delivery on eligible orders. Despite the complexity of the science, there are certain unifying concepts that consolidate it into a single, coherent field. Year 1 of the new syllabus in ib biology is now done. Biology for the ib diploma second edition by cambridge university.
When certain genes are expressed, unspecialised cells, called stem cells, proceed through different pathways to become different types of cell. Scientists began to investigate and culture stem cells in the 1980s and it. Please note that these are from the old ib biology syllabus first examinations. I have seen this activity online where cheek cells were used, and leaves. Multinuclear cells and cells that lack nuclei are two examples of conventional cell theory. Cells this unit covers cell theory, prokaryotic and eukaryotic structure and function. Accurately cover the new syllabus the most comprehensive match, with support directly from the ib on the core, ahl and all the options.
Again, credit for the presentations and many of the notes to chris paine at bioknowledgy. Cancer cells have antigens tumour makers not found on body cells. Drug only accumulates where there are cancer cells. The symbols used within the homework assignments refer to the four student texts listed below.
They will have all the organelles of an animal cell but will have many ribosomes and rough er to create the enzymes which are proteins and transport them outside the cell. Jun 05, 2009 first developed as an accessible abridgement of the successful handbook of stem cells, essentials of stem cell biology serves the needs of the evolving population of scientists, researchers, practitioners and students that are embracing the latest advances in stem cells. When the ma come into contact wiht cancer cells they will bind to the tumour markers. This recent news from harvard is a perfect fit for the ibbio course, connecting lots of what we have learned in the course. The role that stem cells play in the development of cancer is also an important area. Then read this article from the harvard gazette on the most recent developments in their work. Biology recognizes the cell as the basic unit of life, genes as. Understanding, applications and skills are integrated in every topic, alongside tok links and realworld connections to. This book is written to clarify some aspects of stem cell biology, their characteristics, assessment of damage to cells during ex vivo manipulation and also their role in a model of cancers. Stem cell biology in normal life and diseases download book.
Introduction to cell biology, includes systems analysis, cell theory, characteristics of living things as well as compound light microscope use, and structure and function of cell organelles. Representing the combined effort of 7 editors and more than 200 scholars and. Im new at ib hl biology and i need a good explanation and a good activity for a beginner me for 2. We can use stem cells to replace neurons damaged by spinal cord injury. Ib biology syllabus biology for life biology for life. Cell notes for junior high school and beginning high school biology students. Areas of active research on stem cell biology within these programs include. This resource contains an exemplar exam question, an extension worksheet with accompanying markscheme, and a support worksheet with accompanying markscheme, from the assessment section. Cell membranes are way more complicated than you think nazzy pakpour duration. Biology is the natural science that studies life and living organisms, including their physical structure, chemical processes, molecular interactions, physiological mechanisms, development and evolution. Biology cells and the immune system flashcards in a.
A set of four crossword puzzles and accompanying answer keys covering key content of ib biology 2016 topic 1 cell biology. There is great interest in stem cells because they have potential in the development of. Use of stem cells to treat stargardts disease and one other named condition. Representing the combined effort of 7 editors and more than 200 scholars and scientists whose pioneering work has defined our. Mr gs ib biology resources for ib biology see more. Biology of stem cells and the molecular basis of the stem. Use this site below to familiarize yourself with the magnification and finding the size of a specimen. Please note that these are from the old ib biology syllabus first examinations 2009. First developed as an accessible abridgement of the successful handbook of stem cells, essentials of stem cell biology serves the needs of the evolving population of scientists, researchers, practitioners, and students embracing the latest advances in stem cells. Newly developed molecular biological techniques and probes have made possible dramatic advances in our ability to study the lineage development of stem cells. Oct 27, 20 cell membranes are way more complicated than you think nazzy pakpour duration. First developed as an accessible abridgement of the successful handbook of stem cells, essentials of stem cell biology serves the needs of the evolving population of scientists, researchers, practitioners and students that are embracing the latest advances in stem cells. Standard and higher level ib study guides by allott, andrew isbn.
This work is licensed under a creative commons attributionnoncommercialsharealike 4. Stem cells are an ongoing source of the differentiated cells that make up the tissues and organs of animals and plants. Its been an interesting year and ive often felt that i was feeling my way through the course, but i think it was a successful year overall and i do like the direction that the course is moving in. Biology of stem cells and the molecular basis of the stem state stem cell biology and regenerative medicine. Aug 20, 2007 the only diploma program biology resource developed with the ib to accurately match the new 2014 syllabus for both sl and hl. The most comprehensive coverage of the 2014 syllabus for both sl and hl, this completely new online course book gives you unrivalled support for the new conceptbased approach to learning, the nature of science. They have many mitochondria to supply the atp needed for these processes. Download stem cell biology pdf 30p download free online book chm pdf. The scale bar in a photograph measures 15mm but is in fact a representation of 5 micrometers. Chapters range from descriptions of the current knowledge of the biology of stem cells, to current molecular biological approaches and clinical implications.
Although the initial concept of stem cells is more than 100 years old, 1 and much of its biology and therapeutic potential has been explored in the past three decades, we still know little about their true nature. Do animal eukaryotic cells and prokaryotic cells have a cell wall. Treating liver disease with stem cells that have been manipulated to become specialized liver cells creating stem cellderived neurons for the study of motor neuron disease. Sited in a working biomedical research laboratory at queen mary, university of london, you can learn about how your cells work. Ib biology topic 1 cell biology crossword puzzles teaching. Stem cells are relatively undifferentiated cells which are the permanent lineage ancestor cells of tissues. Im a bit confused with the second part of the activities i have read up on. They are different from specialized cells, such as heart or blood cells, in that they can replicate many times, for long periods of time. Populations need to be seeded by existing populations. Representing the combined effort of seven editors and more than 200 scholars and scientists whose pioneering work. Features fully online format, accessible anytime, anywhere. Stem cells are unique cells of the body in that they are unspecialized and have the ability to develop into several different types of cells. This topic is the perfect vehicle to link tok explicitly into the biology.
Beam, deborah science ib biology hl red hook central schools. Can be printed and used as lesson material, exit tickets or revision tools. Stem cells are a specific type of cell capable of evolving into many different types of specialized cells within the body. Ib biology core additional higher level ahl options bisv revision giving back biokqqanswers this work is licensed under a creative commons attributionnoncommercialsharealike 4. Centre of the cell is an interactive science education centre. Directly linked to the oxford biology course book to extend and sharpen.
Ib understandings cell theory the main part of cell theory consists of three main aspects. All pathogens have antigens on their surface these are identified as foreign by immune system cells, whcih repsond to detory them. Read our complete set of ib biology notes and our free study guide. Techniques used in the stem cell field have identified selfrenewing cells. The structure of this book follows the structure of the ib biology syllabus. The theory that cells form the fundamental structural and functional units of all living organisms. Doug melton on how they are using stem cells to create new insulinproducing beta cells.
Topic 1 this is the first topic in the ib syllabus. Click for a printable summary of ib internal assessment requirements. Ib biologycells wikibooks, open books for an open world. Mar 01, 20 cell notes for junior high school and beginning high school biology students.
While we will not necessarily progress through the syllabus statements in order, they are presented in order to you here. If you still need more assistance, check out our article on the best ib biology books. To help you gauge your progress and understanding, the answers for the databased questions in your ib biology course book are available here. The only dp biology resource that includes support straight from the ib, it is available online for fully flexible learning. Carefully cutting plant stem under water to reduce effect of air on transpiration rate. Cancer stem cells not all the cells within a tumor can maintain tumor growth, most cancers are not clonal. Here you will find support materials for chapter 2 of the cambridge ib biology coursebook. Among the topics are cell cycle control and checkpoints, the drosophila ovary as an in vivo stem cell system, embryonal carcinoma cells as embryonic stem cells, mesenchymal stem cells of human adult bone marrow, neurogenesis, and stem cells in the epithelium of the small intestine and colon. This revised edition gives you unparallelled support for the new conceptbased approach to learning. Molecular biology of b cells, second edition is a comprehensive reference to how b cells are generated, selected, activated and engaged in antibody production. Name a type of tissue that also constitutes an exception to cell theory, but for another. Stem cells the fertilised egg of any organism contains all the. The ib biology syllabus is a list of all the understandings, applications and skills that the ib organization mandates are taught throughout the two years of the ib biology higher level course.
From wikibooks, open books for an open world cells that are specialized to secrete large quantities of digestive enzymes. Several longknown oncogenic pathways are pivotal to the maintenance of normal stem cell selfrenewal. Ethics of the therapeutic use of stem cells from specially created embryos, from the umbilical cord blood of a newborn baby and from an adults own tissues. Representing the combined effort of seven editors and more than 200. The first unit of the new 2016 ib biology specification learn with flashcards, games, and more for free. Ethical implications of researchresearch involving stem cells is growing in. Stem cell biology cold spring harbor monograph series, 40. A major impetus to develop these techniques has been to identify specific stem cells for gene therapy purposes. All of these developmental and stimulatory processes are described in molecular, immunological, and genetic terms to give a clear understanding of complex phenotypes. From wikibooks, open books for an open world international baccalaureate biology 1. The international baccalaureate organization known as the ib offers four high. Apr 28, 2015 populations need to be seeded by existing populations. Type in cell theory and it will bring up all of the study materials for. Learn vocabulary, terms, and more with flashcards, games, and other study tools.
1275 702 1265 1195 1016 1470 1366 603 341 1237 1123 178 63 925 1469 81 477 1232 454 492 856 1313 1152 823 44 1065 86 415 1168 1252 141 1175 1395 781 333 1149 159 1436 763 780 166 1423 1002 1223 1126 1354 34