The child's biological parents; his biological sister. Progress % Practice Now. This biology dictionary is here to help you learn about all sorts of biology terms, principles, and life forms. It includes biographies of key scientists, and feature articles on important topics, such as bioinformatics, genetically modified organisms, microarray technology, and RNA interference. The word "biology" is derived from the Greek words "bios" (meaning life) and "logos" (meaning "study"). Characteristics of Life. We keep the library up-to-date, so you may find new or improved content over time. 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. Biology & Life Sciences Take free online biology courses in genetics, biotechnology, biochemistry, neurobiology and other disciplines. Related by genetic lineage. One of the many things that has been pissing off religious zealots for decades. See the dictionary meaning, pronunciation, and sentence examples. Define life form. 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. Biology is the study of the fascinating diversity of life as it has evolved and as it interacts and functions. Some species are closely related and, in other cases, we have to travel back billions of years to connect other species. adjective. 1. Biology, also referred to as the biological sciences, is the study of living organisms utilizing the scientific method. See more. Life definition is - the quality that distinguishes a vital and functional being from a dead body. Learn more. Domain Definition. Reproduction, process by which organisms replicate themselves. Each domain contains a collection of organisms with similar properties and evolutionary histories, as scientists have organized them. 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. life: ( līf ), 1. life cycle definition: 1. the series of changes that a living thing goes through from the beginning of its life until…. adjective. 2. Vitality, the essential condition of being alive; the state of existence characterized by such functions as metabolism, growth, reproduction, adaptation, and response to stimuli. Although there is some overlap, these lists are often different, depending upon the interests of the authors. adjective. 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. What does biology mean? 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. 1. 0. Biological processes such as growth and digestion. Information and translations of biology in the most comprehensive dictionary definitions … CellsCells are the basic building blocks of complex organisms. Biology is the natural science that studies life and living organisms, including their physical structure, chemical processes, molecular interactions, physiological mechanisms, development and evolution. 2. 1. n. An organism, especially when considered in relation to other kinds of organisms. life form synonyms, life form pronunciation, life form translation, English dictionary definition of life form. The nearest approach to a definition of eternal life is found in John 17:3. Dictionary ! It is "to know God and Jesus Christ whom He hath sent." Biology is the study of life and living organisms, from one-celled creatures to the most complex living organism of all — the human being. 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. You are in RIGHT PLACE. 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. Menu. Definition of biology in the Definitions.net dictionary. Practice. 0. life meaning: 1. the period between birth and death, or the experience or state of being alive: 2. for the whole…. There are currently 3 agreed groups at this level, the Archaea domain, Bacteria domain, and Eukarya domain. Though not a scientific or metaphysical definition, it is nevertheless Jesus' own description of eternal life, and reveals His conception of it. A life span is the time it takes for an organism to complete its life cycle. The complex biological concepts have been nagging one and all since times immemorial. The scientific study of life. Biology is the study of life. 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. The study of marine life is called marine biology, and a person that studies marine life is called a marine biologist. The 21st century counterpart to … Learn more. Biology is the study of life. 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. 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. Each attempt at a definition are inextricably linked to a theory from which it derives its meaning (Benner 2010). In biology, a domain refers to the largest of all groups in the classification of life. Some life spans are short for example, like a variety of bees only live for 4 to 5 weeks. 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. Here, you can browse videos, articles, and exercises by topic. The tree of life is used to explain the relationships between the different species on Earth. 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. Learn more about the process of reproduction in this article. Food comes from plants and animals that, to a large extent, are developed thanks to the knowledge of biology. It is thus more valuable than a formal definition. 6 people chose this as the best definition of biology: The definition of biology... See the dictionary meaning, pronunciation, and sentence examples. Despite the complexity of the science, certain unifying concepts consolidate it into a single, coherent field. 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. 1- In the feeding . Describes characteristics shared by all living organisms. Biology is an utterly interesting field of science that has been the centre of focus for centuries. Definition noun, plural: half-lives (1) Biological half-life, i.e. One of the many things that has been pissing off about 90% of all students for decades. Food is the fuel that keeps humans alive. 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. My definition of life is based on careful observations about the behavior of the state of equilibrium in biosystems. This indicates how strong in your memory this concept is. Chemistry of life. Origin of Life - Biology Encyclopedia; Origin of Life How did life begin on Earth? Biology is the study of living things. : Intro to biology The science of biology: Intro to biology Water and life: Intro to biology. 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 3. A drop in a bucket, really. 0. Living organisms such as animals and plants. The fact is that no one knows the answer yet, and it remains one of the primary unsolved questions of biology. Dictionary ... relating to, caused by, or affecting life or living organisms. Course summary; Intro to biology. 4. Life is often defined in basic biology textbooks in terms of a list of distinctive properties that distinguish living systems from non-living. How to use biology in a sentence. [A.S. lif ] Assign to Class. 10 applications of biology in everyday life . Meaning of biology. a. We may never know with certainty because life began on Earth nearly four billion years ago. Courses include Fundamentals of Neuroscience from Harvard University, Molecular Biology from MIT and an Introduction to Bioethics from Georgetown. Preview; Assign Practice; Preview. MEMORY METER. Biology is the study of life. Welcome to biology! Having to do with biology. Here are some of best sellings vitamins definition […] 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. All organisms must be composed of cells, metabolize, reproduce, and respond to their environment. How to use life in a sentence. % Progress . 1. Begin on Earth species on Earth library up-to-date, so you may new. 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