Welcome to biology! Biology is the study of life and living organisms, from one-celled creatures to the most complex living organism of all — the human being. Definition noun, plural: half-lives (1) Biological half-life, i.e. Each domain contains a collection of organisms with similar properties and evolutionary histories, as scientists have organized them. Biology definition is - a branch of knowledge that deals with living organisms and vital processes. Reproduction is one of the most important concepts in biology: it means making a copy, a likeness, and thereby providing for the continued existence of species. This biology dictionary is here to help you learn about all sorts of biology terms, principles, and life forms. Chemistry of life. There are currently 3 agreed groups at this level, the Archaea domain, Bacteria domain, and Eukarya domain. The scientific study of life. 1. Biology includes the study of genes and cells that give living things their special characteristics. Life definition: Life is the quality which people, animals, and plants have when they are not dead, and... | Meaning, pronunciation, translations and examples Human biology is an academic field of biology which focuses on humans; it is closely related to medicine, primate biology, and a number of other fields. Biology, also referred to as the biological sciences, is the study of living organisms utilizing the scientific method. The complex biological concepts have been nagging one and all since times immemorial. How to use biology in a sentence. % Progress . Learn more about the process of reproduction in this article. Here are some of best sellings vitamins definition […] It includes biographies of key scientists, and feature articles on important topics, such as bioinformatics, genetically modified organisms, microarray technology, and RNA interference. adjective. Food comes from plants and animals that, to a large extent, are developed thanks to the knowledge of biology. Dictionary ... relating to, caused by, or affecting life or living organisms. Some life spans are short for example, like a variety of bees only live for 4 to 5 weeks. 0. Living organisms such as animals and plants. 0. Though not a scientific or metaphysical definition, it is nevertheless Jesus' own description of eternal life, and reveals His conception of it. Meaning of biology. Menu. One of the many things that has been pissing off religious zealots for decades. The nearest approach to a definition of eternal life is found in John 17:3. The word "biology" is derived from the Greek words "bios" (meaning life) and "logos" (meaning "study"). The tree of life is used to explain the relationships between the different species on Earth. adjective. 1. One of the many things that has been pissing off about 90% of all students for decades. Domain Definition. It is thus more valuable than a formal definition. See the dictionary meaning, pronunciation, and sentence examples. adjective. Information and translations of biology in the most comprehensive dictionary definitions … Food is the fuel that keeps humans alive. My definition of life is based on careful observations about the behavior of the state of equilibrium in biosystems. See more. The property or quality that distinguishes living organisms from dead organisms and inanimate matter, manifested in functions such as metabolism, growth, reproduction, and response to stimuli or adaptation to the environment originating from within the organism. 0. [A.S. lif ] The study of marine life is called marine biology, and a person that studies marine life is called a marine biologist. 2. In biology, a domain refers to the largest of all groups in the classification of life. Biology is the study of living things. The 21st century counterpart to … Biology is the natural science that studies life and living organisms, including their physical structure, chemical processes, molecular interactions, physiological mechanisms, development and evolution. MEMORY METER. Course summary; Intro to biology. Biology is the study of life. Marine biologists may have many different jobs, including working with marine mammals (e.g., a dolphin researcher), studying the seafloor, researching algae or even working with marine microbes in a lab. This indicates how strong in your memory this concept is. 10 applications of biology in everyday life . Biological processes such as growth and digestion. Biology is the study of the fascinating diversity of life as it has evolved and as it interacts and functions. How to use life in a sentence. : Intro to biology The science of biology: Intro to biology Water and life: Intro to biology. Dictionary ! We may never know with certainty because life began on Earth nearly four billion years ago. It is broken down into many fields, reflecting the complexity of life from the atoms and molecules of biochemistry to the interactions of millions of organisms in ecology. Biology is the study of life. A more realistic and accurate definition of Biology is the reductionist definition: ... Now that we have inferred a realistic definition of life, things will go easier. Assign to Class. All organisms must be composed of cells, metabolize, reproduce, and respond to their environment. Definition of biology in the Definitions.net dictionary. Life definition is - the quality that distinguishes a vital and functional being from a dead body. Biology is an utterly interesting field of science that has been the centre of focus for centuries. Biology is the study of life. Some species are closely related and, in other cases, we have to travel back billions of years to connect other species. 1. Regardless of the advancements occurring in the area of the science and technology, a lot of biological phenomena are still asking a reasonable underlying explanation. 4. Progress % Practice Now. Vitality, the essential condition of being alive; the state of existence characterized by such functions as metabolism, growth, reproduction, adaptation, and response to stimuli. Biology definition, the science of life or living matter in all its forms and phenomena, especially with reference to origin, growth, reproduction, structure, and behavior. Preview; Assign Practice; Preview. Reproduction, process by which organisms replicate themselves. At its broadest definition, biology covers the study of plant life, animal life, microbial life, and how these different lifeforms interact with each other and the systems around them. You are in RIGHT PLACE. A life span is the time it takes for an organism to complete its life cycle. Learn more. 6 people chose this as the best definition of biology: The definition of biology... See the dictionary meaning, pronunciation, and sentence examples. What does biology mean? Each attempt at a definition are inextricably linked to a theory from which it derives its meaning (Benner 2010). life: ( līf ), 1. The fact is that no one knows the answer yet, and it remains one of the primary unsolved questions of biology. lifetime, life span, days, duration of life, allotted span, course of life, time on earth, existence, one's time, one's career, threescore years and ten, this mortal coil View synonyms 2.4 (in Hinduism and some other religious traditions) any of a number of successive existences in which a soul is held to be reincarnated. We keep the library up-to-date, so you may find new or improved content over time. Nowadays, there are so many products of vitamins definition biology in the market and you are wondering to choose a best one.You have searched for vitamins definition biology in many merchants, compared about products prices & reviews before deciding to buy them. Practice. Related by genetic lineage. 3. Define life form. Origin of Life - Biology Encyclopedia; Origin of Life How did life begin on Earth? n. An organism, especially when considered in relation to other kinds of organisms. From microorganisms to trees to fungi and animals, life has evolved through time down countless pathways to provide us with the marvelous present-day collection of different species. life meaning: 1. the period between birth and death, or the experience or state of being alive: 2. for the whole…. Learn more. a. Although there is some overlap, these lists are often different, depending upon the interests of the authors. the period in which the amount of substance inside the living organism is metabolized and eliminated half of its initial amount by normal biological process (2) (radiobiology) Effective half-life, i.e. It is "to know God and Jesus Christ whom He hath sent." Having to do with biology. 2. CellsCells are the basic building blocks of complex organisms. 1- In the feeding . Characteristics of Life. Fully revised and updated, the sixth edition of this dictionary provides comprehensive coverage of biology, biophysics, and biochemistry, as well as key terms from medicine and palaeontology. life form synonyms, life form pronunciation, life form translation, English dictionary definition of life form. Biology & Life Sciences Take free online biology courses in genetics, biotechnology, biochemistry, neurobiology and other disciplines. How to define "life" is a sweeping question that affects whole branches of biology, biochemistry, genetics, and ultimately the search for life elsewhere in the universe. Here, you can browse videos, articles, and exercises by topic. 1. Describes characteristics shared by all living organisms. Courses include Fundamentals of Neuroscience from Harvard University, Molecular Biology from MIT and an Introduction to Bioethics from Georgetown. life cycle definition: 1. the series of changes that a living thing goes through from the beginning of its life until…. Life is often defined in basic biology textbooks in terms of a list of distinctive properties that distinguish living systems from non-living. Despite the complexity of the science, certain unifying concepts consolidate it into a single, coherent field. The child's biological parents; his biological sister. A drop in a bucket, really. Different species on Earth synonyms, life form times immemorial biology from MIT and an to. 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