Products related to Chromosomes:
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The New Science Encyclopedia : Chemistry • Physics • Biology
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Plasma Science and Technology : Lectures in Physics, Chemistry, Biology, and Engineering
Plasma Science and Technology An accessible introduction to the fundamentals of plasma science and its applications In Plasma Science and Technology: Lectures in Physics, Chemistry, Biology, and Engineering, distinguished researcher Dr. Alexander Fridman delivers a comprehensive introduction to plasma technology, including fulsome descriptions of the fundamentals of plasmas and discharges.The author discusses a wide variety of practical applications of the technology to medicine, energy, catalysis, coatings, and more, emphasizing engineering and science fundamentals.Offering readers illuminating problems and concept questions to support understanding and self-study, the book also details organic and inorganic applications of plasma technologies, demonstrating its use in nature, in the lab, and in both novel and well-known applications.Readers will also find: A thorough introduction to the kinetics of excited atoms and molecules Comprehensive explorations of non-equilibrium atmospheric pressure cold discharges Practical discussions of plasma processing in microelectronics and other micro-technologies Expert treatments of plasma in environmental control technologies, including the cleaning of air, exhaust gases, water, and soil Perfect for students of chemical engineering, physics, and chemistry, Plasma Science and Technology will also benefit professionals working in these fields who seek a contemporary refresher in the fundamentals of plasma science and its applications.
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Physics in Biology and Medicine
**Selected for Doody’s Core Titles® 2024 in Medical Physics**Physics in Biology and Medicine, Sixth Edition includes new, revised material, and corresponding exercises on many exciting developments in the field.New sections cover biomechanics, biotribology, frictional properties of biological materials, 3-D printing and its use in medicine, new materials in dentistry, microfluidics, bioelectronic medicine, microsensors, and microscopy.This revised edition delivers helpful and engaging additions to the role and importance of physics in biology and medicine, including new coverage on metamaterials, metabolism, and environmental science.It is ideal for courses in biophysics, medical physics, and related subjects.
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GCSE Combined Science AQA Revision Question Cards: All-in-one Biology, Chemistry & Physics
If you want to really test your GCSE Combined Science knowledge, try CGP's massive box of Revision Question Cards!There are over 180 cards in the pack, covering all the key Biology, Chemistry and Physics topics from the Grade 9-1 AQA Trilogy course.Each card starts off with quick questions to warm you up, followed by harder questions to get your brain into top gear.Flip the card over and you’ll find full answers to each question, carefully written to help you understand everything you need to know.Along the way, we’ve packed in plenty of diagrams and expert revision tips, and there are even questions on Working Scientifically and Practical Skills.If you'd prefer we have AQA Combined Science Biology (9781789080551), Chemistry (9781789080568) and Physics (9781789080575) Cards in separate packs.
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What are chromosomes in biology?
Chromosomes are thread-like structures made of DNA and proteins that carry genetic information in the form of genes. They are found in the nucleus of eukaryotic cells and are responsible for passing on hereditary traits from one generation to the next. Humans typically have 23 pairs of chromosomes, with one set inherited from each parent. Chromosomes play a crucial role in cell division, growth, and development.
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Are a chromatid chromosome and two chromatid chromosomes homologous chromosomes or a set of chromosomes?
A chromatid chromosome and two chromatid chromosomes are not homologous chromosomes, but rather a set of chromosomes. Homologous chromosomes are pairs of chromosomes that contain the same genes in the same order, one from each parent. In contrast, chromatid chromosomes are duplicated copies of a single chromosome that are joined together at the centromere. Two chromatid chromosomes refer to a duplicated chromosome in preparation for cell division.
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Can someone please help me understand chromosomes in biology?
Chromosomes are thread-like structures found in the nucleus of a cell that carry genetic information in the form of genes. They are made up of DNA and proteins, and are responsible for the inheritance of traits from one generation to the next. Humans typically have 46 chromosomes, with 23 pairs inherited from each parent. During cell division, chromosomes condense and become visible under a microscope, allowing for the accurate distribution of genetic material to daughter cells. Understanding chromosomes is crucial in biology as they play a fundamental role in genetics, inheritance, and the functioning of living organisms.
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Are chromosomes unreliable?
Chromosomes are not inherently unreliable, as they are the structures that carry our genetic information and play a crucial role in cell division and inheritance. However, errors can occur during the process of chromosome replication and segregation, leading to genetic mutations and disorders. Additionally, environmental factors and lifestyle choices can also impact the stability and integrity of chromosomes. Overall, while chromosomes are essential for the functioning of our cells and the inheritance of genetic traits, they are not immune to errors and can be influenced by various factors.
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Evolution, Composition and Regulation of Supernumerary B Chromosomes
Supernumerary B chromosomes (Bs) are dispensable genetic elements found in thousands of species of plants and animals, and some fungi. Since their discovery more than a century ago, they have been a source of puzzlement, as they only occur in some members of a population and are absent from others. When they do occur, they are often harmful, and in the absence of “selfishness”, based on mechanisms of mitotic and meiotic drive, there appears to be no obvious reason for their existence. Cytogeneticists have long wrestled with questions about the biological existence of these enigmatic elements, including their lack of any adaptive properties, apparent absence of functional genes, their origin, sequence organization, and co-evolution as nuclear parasites. Emerging new technologies are now enabling researchers to step up a gear, to look enthusiastically beyond the previous limits of the horizon, and to uncover the secrets of these “silent” chromosomes. This book provides a comprehensive guide to theoretical advancements in the field of B chromosome research in both animal and plant systems.
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The Great Mental Models: Physics, Chemistry and Biology
A cult bestseller in the US, available around the world for the first time, The Great Mental Models introduces the simple tools we all need to see the world clearly. Time and time again, great thinkers like Warren Buffett and Charlie Munger have credited their success to mental models: simple representations of how the world works that can be applied in a wide array of contexts.Mastering a small number of these concepts enables you to rapidly grasp new information, identify patterns others don’t, and better anticipate outcomes. The Great Mental Models introduces the most powerful models that anyone can use right away to improve decision making and productivity.In this volume, Shane Parrish introduces mental tools borrowed from the hard sciences in language anyone can understand, including:Leverage: When the application of a small force to one end results in a larger force at the other end. Inertia: An object (or organization) at rest will stay at rest unless acted upon by an external force. Activation Energy: The minimum amount of energy required to incite a chemical reaction. Building a latticework of mental models is one of the most powerful things you can do to become a better thinker, leader, or creator.The Great Mental Models is the accessible guide you need to unlock this ability.
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Abnormal Chromosomes : The Past, Present, and Future of Cancer Cytogenetics
Explore the past, present, and future of cancer cytogeneticsIn Abnormal Chromosomes: The Past, Present, and Future of Cancer Cytogenetics, globally renowned researchers Drs.Sverre Heim and Felix Mitelman deliver a state-of-the-art review of how cancer cytogenetic analyses have contributed to an improved understanding of tumorigenesis as well as to the diagnosis and treatment of cancer patients.The book also discusses how cytogenetics – the study of chromosomes - meets, interacts with, and cross-fertilizes other investigative technologies, including molecular somatic cell genetics. The book provides an impetus to think more deeply about the role chromosomes, and their abnormalities, play in health and disease, especially in neoplastic disorders.From which origins did cytogenetics develop? How did the finding of acquired chromosomal abnormalities in cells of leukemias and solid tumors influence our understanding of cancer as a biological process?How was information of this nature put to good use in the clinical management of cancer patients?Abnormal Chromosomes: The Past, Present, and Future of Cancer Cytogenetics offers readers: A thorough introduction to ancient theories of disease, the advent of cellular pathology, and how a scientific interest in chromosomes developedComprehensive exploration of the conceptual importance of Theodor Boveri and his somatic mutation theory of cancerA detailed chronological resume of cancer cytogenetic discoveries during the 20th centuryIn-depth discussions of the role of chromosome abnormalities, oncogenes, and tumor suppressor genes in leukemias, lymphomas, and solid tumors, together with a survey of what chromosome analyses have revealed about the clonal evolution of neoplastic cell populationsA discussion of the importance of pathogenetic classifications of neoplastic diseases, the role chromosome abnormalities play in this context, and which technological breakthroughs can be expected in chromosome-oriented cancer research Abnormal Chromosomes: The Past, Present, and Future of Cancer Cytogenetics was written for everyone with a scientific or clinical interest in cancer, especially how acquired chromosome abnormalities lead to neoplastic transformation.The book teaches how cytogenetic analyses contribute to a better understanding of tumorigenesis, but also how the finding of specific chromosome aberrations can be crucial for the diagnosis, prognosis, and management of cancer patients.
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Sciencia : Mathematics, Physics, Chemistry, Biology and Astronomy for All
Curious about quarks, quasars and the fantastic universe around you?Ever wanted to explore a mathematical proof? Need some trigonometry fast? Want to swat up on physics, chemistry, or learn some new biology?Ever wondered why your scratches itch just before you go to sleep?Beautifully illustrated and packed with fascinating and useful information, SCIENCIA is the ultimate one-stop science reference book for inquisitive readers of all ages.Whether you just want to brush up on what you learnt at school, still are at school or never went to school, these pages will test you, stretch you, and make you brainier.Scientia brings together the six bestselling science books from the 'Wooden Books' series.Together they cover almost the whole of the A-level syllabus in mathematics, physics, chemistry and biology.
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What is the difference between single chromosomes and double chromosomes?
Single chromosomes refer to a single strand of DNA that contains genetic information. In contrast, double chromosomes refer to a pair of identical chromosomes, one from each parent, that are joined together at the centromere. Single chromosomes are found in haploid cells, such as gametes, while double chromosomes are found in diploid cells, such as somatic cells. Double chromosomes allow for genetic diversity and the exchange of genetic material through processes such as meiosis and fertilization.
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What is the difference between chromosomes, chromatids, and double chromosomes?
Chromosomes are the structures within cells that contain genetic information. They are made up of DNA and proteins. Chromatids are the two identical copies of a chromosome that are formed during the process of DNA replication. Double chromosomes, on the other hand, refer to the paired chromosomes that are formed during cell division, with each chromosome consisting of two sister chromatids. In summary, chromosomes are the overall structures containing genetic material, chromatids are the individual copies of a chromosome, and double chromosomes are the paired chromosomes formed during cell division.
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Does a homologous pair of chromosomes consist of two single-chromatid chromosomes or two double-chromatid chromosomes?
A homologous pair of chromosomes consists of two single-chromatid chromosomes. Each chromosome in the pair comes from one parent, and they carry the same genes in the same order, but may have different versions of those genes. During the S phase of the cell cycle, each single-chromatid chromosome replicates to form a double-chromatid chromosome, but these double-chromatid chromosomes do not pair up with each other during normal cell division.
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What is the difference between chromatids, chromosomes, and pairs of chromosomes?
Chromatids are two identical copies of a chromosome that are joined together at the centromere. Chromosomes are thread-like structures made of DNA and proteins that contain genetic information. Pairs of chromosomes refer to two homologous chromosomes, one inherited from each parent, that carry similar genes but may have different variations. In summary, chromatids are the duplicated copies of a single chromosome, chromosomes are the structures that contain genetic material, and pairs of chromosomes are homologous chromosomes inherited from each parent.
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