Catálogo de libros: Ciencias de la vida: cuestiones generales

4363 Catálogo de libros: Ciencias de la vida: cuestiones generales

Matemáticas y ciencia / Biologia, ciencias de la vida / Ciencias de la vida: cuestiones generales
Libros Eliminar filtro Inglés Eliminar filtro Matemáticas y ciencia Eliminar filtro Biologia, ciencias de la vida Eliminar filtro Ciencias de la vida: cuestiones generales Eliminar filtro Quitar filtros
  • Study of hybrid sterility in Paramecium tetraurelia
    Guillaume Pellerin
    Like all ciliates, P. tetraurelia rearranges its genome at each sexual generation during the development of its somatic macronucleus from the germinal micronucleus. The rearrangements include the precise excision of short transposon-derived sequences called IES (Internal Eliminated Sequences). Excision fidelity is essential for half of the paramecium genes that contain at least...
    Disponible

    89,58 €

  • Groundwater and soil remediation
    HABIBA DALI / NAOUEL DALI
    Groundwater represents more than 95% of the world’s fresh water and is an important source of drinking water. As the years go by, the population is growing and its water needs are increasing for itself and for all its activities, agriculture, industry, etc. This will affect the water resources both quantitatively and qualitatively. The protection of groundwater against pollutio...
    Disponible

    84,34 €

  • Heavy Metals Toxicity
    Arunaksharan Narayanankutty / Joice Tom Job
    Heavy metal toxicity refers to the harmful effects of exposure to high levels of certain heavy metals, such as lead, mercury, arsenic, and cadmium. These metals are toxic to humans because they can accumulate in the body over time and disrupt normal cellular function. The sources of heavy metal exposure can be environmental, such as contaminated air, water, or soil, or occupati...
    Disponible

    61,76 €

  • Regeneration of abundant species in the Ituri forest
    Fiston Ngongo
    The studies of the dynamics of the regeneration in the tropical forest environments continue to remain in insignificance in spite of the ultimate evolution of science nowadays, leaving imprecise and unknown the information so much exact on the regeneration of the plant species in forest environment. This work has examined the case of the forests of the Okapi Wildlife Reserve lo...
    Disponible

    48,37 €

  • Sequencing, Finishing, Analysis in The Future
    Anjana Singh / Peixin Huang / Suman Chaudhary
    Over the past few years, next-generation DNA sequencing has emerged as a new and powerful technology allowing a much more comprehensive view of biological systems at the genetic level and thus more medical discoveries. Not long ago, the Sanger method for DNA sequencing, considered as first-generation DNA sequencing, was the workhorse in the completion of the human genome projec...
    Disponible

    84,48 €

  • Biodiversity of the fishes of Taï National Park
    Essetchi Paul Kouamélan
    The ichthyological population of the Taï National Park was studied for the first time in Côte d’Ivoire. This study covers three areas of conservation biology: systematics, spatial distribution and ecological conservation status. In total, 65 species of fishes divided into 18 families and 8 orders were captured. These species are distributed in the six rivers of Taï National Par...
    Disponible

    58,34 €

  • Climate Eco-Socialism
    Jeremy Nieboer
    This is the final CLIMATE book. All is Well All will be Well explained how the Sun’s cycles, Earth’s orbits and ocean shifts govern temperature. CO2 Nature’s Gift showed that CO2 provides all our oxygen and food but is at its lowest level for over 99% of the past 500 million years.  If CO2 doubled crop yields rise by over 50% - with no noticeable effect on warming. At pre indus...
    Disponible

    21,58 €

  • The Conservation and Biogeography of Amphibians in the Caribbean
    This landmark volume reviews the amphibian fauna of Caribbean islands, their decline and conservation. Individual chapters are devoted to each island, considering the measures used to protect their amphibians through legislation or the setting aside of nature reserves. ...
    Disponible

    203,65 €

  • ECOLOGICAL STUDIES ON ANT IN DIFFERENT HABITATS OF KALABURAGI DISTRICT
    Rabiya Begum / SHASHIKANTH H MAJAGI
    The study began with a faunistic pilot survey in and around Kalaburagi regions, (Karnataka, India) to familiarize with and study the species composition of ants. This perforce led to the basic taxonomic studies related to ant family Formicidae under the order Hymenoptera of class Insecta of phylum Arthropoda. This study also was an approach towards conservation of ants as other...
    Disponible

    119,29 €

  • The impact of the use of wood energy on the forest ecosystems
    Joseph KAUDU LUNINGA
    The issue of household energy remains a major concern in the world and particularly in developing countries, where the majority of the population uses mainly firewood, charcoal and agricultural residues to meet their energy needs related to cooking (Aruna Sefu, 2011).According to the FAO (2007), the world’s population is estimated at 6 billion people, of which 2 billion use woo...
    Disponible

    58,88 €

  • DRINKING WATER CONSERVATION PLAN
    Carlos Rios-Campos / Daniel Jesús Castro Vargas / EDER ROJAS CRUZADO
    The present document entitled CONSERVATION PLAN FOR DRINKING WATER IN URBAN JAÉN has been carried out in the district and province of Jaén. It was prepared with the coordination and full knowledge of the companies, associations, administrative boards and committees that provide water services in the province of Jaén.The present investigation has been developed within the chrono...
    Disponible

    59,21 €

  • ENVIRONMENTAL ANALOGY
    Alexandre Kaucher Darmstadter
    Environmental education stands out as an important tool to ensure sustainable development and the preservation of species on the planet. This paper aims to present to the reader a methodology for transmitting knowledge and forming concepts through the use of analogies. Analogies have always stood out in the learning process because they are closely related to the subconscious o...
    Disponible

    36,81 €

  • Arsenic Pollution and Mitigate Process
    Pronay Bala
    In Asia, millions of citizens drink polluted water. One of the main threats to human health is the natural occurrence of arsenic in groundwater. Over 200 million people are estimated to be at risk of high arsenic exposure from drinking water in the Asian region. Local governments, funding agencies, local communities, universities, NGOs - all have recognized the arsenic problem ...
    Disponible

    84,41 €

  • Evaluation of the management of hospital liquid waste
    Séverin Mbog Mbog
    The general objective of this work is to evaluate the efficiency of the wastewater management system of the Yaoundé University Hospital Center (C.H.U).Tests were conducted from December 2012 to March 2013 at the scale of a pilot plant built at the former wastewater treatment plant of the University of Yaoundé I CHU now abandoned in order to study the treatment efficiency of two...
    Disponible

    60,44 €

  • EVS and ECOLOGY
    N. SASIREKHA
    This book is intended as a reference book for students in Science field.As humans, we are engaged in a wide range of activities that are causing serious damage to the ecosystems that sustain both our species and Earth’s life support systems. This is witnessed by pollution, climate warming, collapsing fisheries, deforestation, the degradation of agricultural soil, extinctions an...
    Disponible

    109,09 €

  • GRASS
    David C Callender
    I have no idea what started me on this book. But I’m glad I did and hope you will be too.It’s true that I’d been walking on grass and seeing it and touching it just about every day of my life. But I had just never thought about it - about how it is everywhere, grows back whatever you do, delights us - even in a way holds our beautiful planet together, a foundation for nature an...
    Disponible

    11,39 €

  • Digital mapping of desertification in the Aurès region
    Hassen BENMESSAOUD
    Desertification represents both an environmental and a development problem. This phenomenon affects the local environment and the way of life of the populations, but its effects have due to many interactions more global repercussions at the level of biodiversity. Algeria is part of a bioclimatic region where dry areas constitute the major part of the territory (coastline: 2%; s...
    Disponible

    60,70 €

  • From That to This
    Namat Saidi / Nemat Saidi Lavasani
    13.8 billion years ago, the Big Bang began the conception of life in the universe. 9.2 billion years after that, the first thermonuclear fusion in the heart of our sun was the birth of humanity itself. From That to This is a journey through the evolution of elements, from the simple element of hydrogen to the last man-made element in the periodic table, oganesson. However, the...
    Disponible

    31,69 €

  • PRACTICAL BIOINFORMATICS FOR BEGINNERS
    LLOYD LOW & MARTTI TAMMI
    Next-Generation Sequencing (NGS) is increasingly common and has applications in various fields such as clinical diagnosis, animal and plant breeding, and conservation of species. This incredible tool has become cost-effective. However, it generates a deluge of sequence data that requires efficient analysis. The highly sought-after skills in computational and statistical analyse...
    Disponible

    120,10 €

  • High School Biology
    Sterling Education
    Thousands of students use Sterling to achieve academic success!Master high school organismal biology with questions and detailed explanations.  This book provides practice questions covering organismal biology topics for comprehensive high school biology preparation. The detailed explanations describe why one answer is correct and why another attractive choice is wrong. They pr...
    Disponible

    52,06 €

  • Bitter Harvest
    Lisi Krall
    Explores the duality between humans and Earth through a focus on the economic system changes that began with grain agriculture and has now reached its apogee in global capitalism. ...
    Disponible

    41,01 €

  • AN ASSESSMENT ON THE EFFECTIVENESS OF MUNICIPAL SOLID WASTE MANAGEMENT
    Litrudah Chiila
    This study assessed the effectiveness of municipal solid waste management of Choma District in Southern Province. The study adopted a survey research design. Semi-structured questionnaires, in-depth interviews and focus group discussions were used to collect data on the effectiveness of municipal solid waste management in Choma. The sample of respondents comprised officials fro...
    Disponible

    84,34 €

  • Water Engineering in Numerical Method
    Hossein Gholami / Hossein Norouzi / Shahide Dehghan
    Underground water sources are one of the most important sources of water supply, so their modeling is important. In the meantime, studying and investigating the fluctuations of the underground water level in terms of management studies, creating engineering structures, agricultural uses and obtaining high quality underground water is of great importance. Most of the demand for ...
    Disponible

    60,52 €

  • Ecological biocentrism
    Andreina Echavez
    The present research work of descriptive level and documentary and field design, represents the conclusive expression, with the general objective of proposing strategic guidelines to promote within the Summit of Heads of States and Governments of the Community of Latin American and Caribbean States, an ecological and sustainable biocentric development model as an essential alte...
    Disponible

    119,50 €

  • Eco-physiological studies on the germination of Senna seeds
    Dalia Mohammed Sayed Abd El-Wahab / Hassanein El- Sharkawi / Kotb Farghali
    The present study aims to investigate the effects of osmotic water potential simulated by reduced osmotic water potential, Ψs, temperature (T) and zinc (Zn) addition to the seed incubation medium and to evaluate the effects of their interactions on the germination processes of seeds in three plant species of different ecological affiliation, namely: Senna alexandrina, Senna ita...
    Disponible

    84,46 €

  • Drosophila Information Service, 2022, Volume 105
    James Thompson
    This journal presents original research articles on the genetics, developmental biology, and population biology of Drosophila melanogaster. Articles include research reports, teaching experiments, new mutations, and announcements of interest to the research and educational scientific community. ...
    Disponible

    25,11 €

  • The Benefits of Plastic and its imminent Dangers to Humanity
    Fouad A.S. Soliman / Karima A. Mahmoud
    The success and dominance of plastics starting in the early 20th century has caused wide- spread environmental problems, due to their slow decomposition rate in natural ecosystems. Toward the end of the 20th century, the plastics industry promoted recycling in order to ease environmental concerns while continuing to produce virgin plastic and to push the responsibility of plast...
    Disponible

    97,44 €

  • Conservation, Development and Displacement
    Jenni K. Alex
    The world has witnessed a cornucopia of discourses and contentions about conservation and development irrespective of the geographic realm. Displacement due to both conservation initiatives and development projects are two sides of the same coin. Various policies for the protection of the environment and biodiversity are currently facing widespread skepticism and several civil ...
    Disponible

    147,73 €

  • BIOCOMPUTING 2023
    LAWRENCE HUNTER MARYLYN RUSS B ALTMAN
    The Pacific Symposium on Biocomputing (PSB) 2023 is an international, multidisciplinary conference for the presentation and discussion of current research in the theory and application of computational methods in problems of biological significance. Presentations are rigorously peer reviewed and are published in an archival proceedings volume. PSB 2023 will be held on January 3...
    Disponible

    231,77 €

  • Is Pharmacology Difficult
    Radhika Vijay
    Has studying Pharmacology been a Catch-22 for you? Does it seem a closed book, something nigh to impossible? Now that this book is in your hands, It is for sure you are interested in the subject and trying to decipher it out. Well,  You have got your hands on the right book!The book is to denote the closing of season 1 of my podcast, hence it covers a part of the subject, the '...
    Disponible

    21,13 €


Primera 05 06 07 08 09 10 11 12 13 14 Última