Biology, in the simplest definition, is the study of life. Oxygen diffuses into the capillaries from the air in the alveoli and carbon dioxide diffuses out of the capillaries and into the air in the alveoli. What is mitosis? Hydrophobic literally means “the fear of water”. In this article, I've compiled the best FREE online IB Biology study guides (including IB Biology Notes and IB Biology Revision) into one resource and provided you with some IB Biology practice questions.. 2020 IB Biology Exam Cancelled Due to COVID-19 Definition noun The deprivation or the process of neutralization of polarity, as that in nerve cells Supplement Depolarization is the process or the act by which polarity is eliminated. Hydrophobic Definition. Represent by means of a labelled, accurate diagram or graph, using a pencil. Terms in this set (30) define. http://click4biology.info/c4b/10/gene10.2.htm#2 Modern genetics no longer accepts earlier theories that depict the gene as a singular piece of information that can only produce a single protein. In physiology, depolarization occurs in a living cell (e.g. Got it? Oxygen is used in this process and carbon dioxide is produced. Osmoregulation. Phenotype: the characteristics of an organism. Microbiology research encompasses all aspects of these microorganisms such as their behavior, evolution, ecology, biochemistry, and physiology, along with the pathologyof diseases that they cause. Trophic level: the trophic level of an organism is its position in the food chain. Free learning resources for students covering all major areas of biology. Producers, primary consumers, secondary consumers and tertiary consumers are examples of trophic levels. Protease in the largest biology dictionary online. Give the precise meaning of a word, phrase, concept or physical quantity. It was Wilhelm Johannsen who first used the term ‘gene’, using his botany background to study the genetic traits of plants. Biology IB acronym meaning defined here. Resting potential: the electrical potential across the plasma membrane of a cell that is not conducting an impulse. Osmosis Definition. This occurs in the small intestine which has many villi that are specialised for absorption. Hydrophobic liquids, such as oil, will separate from water. 2 or more elements combined in a fixed ratio. Dominant allele: an allele that has the same effect, Recessive allele: an allele that only has an effect on, Codominant alleles: pairs of alleles that both affect, Locus: the particular position on homologous. Source: IB Biology Subject Guide (is.gd/ibbiocomterms) Key Concepts: Terms in this set (27) Define. Quickly memorize the terms, phrases and much more. Linkage group: A pair or set of genes on a chromosome which tend to be inherited together. Cell respiration occurs in the mitochondria and cytoplasm of cells. Study these words and know with precision and absolution the IB definition. Taking such subject may result in ending up in a concentration camp with no windows and no first amendment rights for 10 or more hours a week, depending on how many detentions one has. The International Baccalaureate® (IB) offers four high quality international education programmes to more than one million students in more than 146 countries. Hydrophobic molecules are usually nonpolar, meaning the atoms that make the molecule do not produce a static electric field. What does IB stand for in Biology? As one of the many areas of science it is a study and inquiry of how life interacts with the natural world. IB Biology II Syllabus > > > > > > > > > > > > > > > IB Requirements > Investigation Skills > > Course Info > > Contact About Expeditions Alumni Summer Ecology Research Chi-Square (X2) Test for Independence . Should you major in IB? gy (bī-ŏl′ə-jē) n. 1. In biology, mitosis refers to the cellular process where a single cell divides resulting in two identical cells. We now know that one gene is capable of providing multiple, different transcription units of messenger RNA (mRNA), depending on where the replication process begins. Active site: Region on the surface of an enzyme to which substrates bind and which catalyses a chemical reaction involving the substrates. Things that you are often asked to list … Need to know definitions A data table is used to present information in a … give the precise meaning of a word, phrase or physical quantity. Species: a group of organisms that can interbreed and produce fertile offspring.. Habitat: the environment in which a species normally lives or the location of a living organism.. Population: a group of organisms of the same species who live in the same area at the same time. Cram.com makes it easy to get the grade you want! terms used in assessment statements for IB Biology. the reversal (depolarization) and restoration (repolarization) of the electrical potential across the plasma membrane of a cell, as an electrical impulse passes along it. The science of life and of living organisms, including their structure, function, growth, origin, evolution, and distribution and encompassing numerous fields such as botany, zoology, mycology, and microbiology. Nutrient. Top IB acronym definition related to defence: an intersubspecific backcross Sex linkage: when the gene controlling the characteristic is located on the sex chromosome and so we associate the characteristic with gender. Resources for Additional Higher Level topics for IB Biology. Cell respiration releases energy in the form of ATP so that this energy can be used inside the cell. Study Flashcards On IB: BIOLOGY, Glossary of Terms at Cram.com. Both classes cover the same six topics in the order listed below with the same subtopics listed below: This content is supplementary to the Core content, and will be tested in Paper 1 and Paper 2. label. Add labels to a diagram. IB Biology students who are serious about success in the classroom Metabolism, the sum of chemical reactions that take place in living cells, providing energy for life processes and the synthesis of cellular material. Evolution 5.4.1 Define evolution. Absorption occurs when the food enters the body as the food molecules pass through a layer of cells and into the bodies tissues. emmagclarke. Give a sequence of brief answers with no explanation. list. IB Biology SL definitions 42 Terms. Transcription & translation 3.5.1 Compare the structure of RNA and DNA. The sense strand (coding strand) has the same base, Pollination = transfer of pollen grain from anther to stigma. OTHER SETS BY THIS CREATOR. Spanish verbs: Environment 38 Terms. Hydrophobic molecules and surfaces repel water. At which point each phase begins or ends is not clear as these phases apparently overlap. There’s probably no explanation necessary for this one. Both IB Biology SL and HL consist of the same core requirements (95 hours). Free flashcards to help memorize facts about A stack for me doing IB Biology SL.. Other activities to help include hangman, crossword, word scramble, games, matching, quizes, and tests. Topic 7: Nucleic Acids and Proteins Topic 8: Respiration and Photosynthesis Topic 9: … draw. Immunity due to acquisition of antibodies from another organism in which active immunity has been stimulated, including via: placenta, colostrum, or by injection of antibodies. Definition noun, plural: nutrients Food, or any nourishing substance assimilated by an organism, and required for growth, repair, and normal metabolism Supplement All living things need nutrients to sustain life and growth. Lolly22697. Osmosis is a type of diffusion that, in biology, is usually related to cells. 6.4.1 Distinguish between ventilation, gas. List. Excretion. Presenting data in an effective way is an important skill of all scientists. IB Biology II Syllabus > > > > > > > > > > > > > > > IB Requirements > Investigation Skills > > Course Info > > Contact About Expeditions Alumni Summer Ecology Research Data Tables. Deoxyribonucleic acid, or DNA, is a biological macromolecule that carries hereditary information in many organisms. Antigens are foreign substances which stimulate the production of antibodies. Gas exchange is the process of swapping one gas for another. add labels to a diagram. Diffusion is when molecules or atoms move from an area of … IB Biology is challenging, college-level biology, so sometimes you will need a little more study help than your class notes provide. Homozygous: having two identical alleles of a gene. The Integrative Biology major provides students with a solid preparation in genetics, evolution, anatomy, physiology, ecology, and molecular biology. Commensalism, in biology, a relationship between individuals of two species in which one species obtains food or other benefits from the other without either harming or benefiting the latter. To help you study these and other IB words please use the website: IB mission statement The International Baccalaureate aims to develop inquiring, knowledgeable and caring young people who help to create a better and more peaceful world through intercultural understanding and respect. Antibodies usually only bind to one specific antigen. While there are core skills and activities common to both SL and HL students, students at HL are required to study the options and some topics in greater depth as well as some additional topics. These are X and Y (XX in females, XY in males). Biology students at SL and HL undertake a common core syllabus and a common internal assessment (IA) scheme. sarahnasaruddin. If you are interested in ecology and environmental sciences, or whole-organism biology, including the study of genetic, cellular, and morphological processes in animals and plants, then consider Integrative Biology as a major. Resources for Additional Higher Level topics for IB Biology. Pilot fish (Naucrates ductor) swimming alongside a … Welcome to IB Biology! The difference between AP Biology and IB Biology HL is the fact that AP Biology is more focused on learning particular concepts, math skills, and labs and has tests and an AP Exam consisting of mostly multiple choice, with a … sarahnasaruddin. IB mission statement The International Baccalaureate aims to develop inquiring, knowledgeable and caring young people who help to create a better and more peaceful world through intercultural understanding and respect. It maintains the concentration gradient of carbon dioxide and oxygen between the alveoli and the blood in the capillaries (vital for oxygen to diffuse into the blood from the alveoli and carbon dioxide out of the blood into the alveoli). the branch of biology that deals with the nature of biological phenomena at the molecular level through the study of DNA and RNA, proteins, and other macromolecules involved in genetic information and cell function, characteristically making use of advanced tools and techniques of separation, manipulation, imaging, and analysis. the passive movement of particles from a region of high concentration to a region of low concentration, the passive movement of water molecules, across a partially permeable membrane, from a region of lower solute concentration to a region of higher solute concentration, a globular protein functioning as a biological catalyst in chemical reactions, the region on the surface of an enzyme to which substrate(s) bind and which catalyzes a chemical reaction involving the substrate, a structural change in a protein that results in the loss of its biological properties, the controlled release of energy from organic compounds in cells to form ATP, a heritable factor that controls a specific characteristic, one specific form of a gene, differing from other alleles by one or a few bases only and occupying the same gene locus as other alleles of the gene, the whole of the genetic information of an organism, chromosomes having the same genes as each others, in the same sequence, but not necessarily the same alleles of those genes, an allele that has the same effect on the phenotype whether it is present in the homozygous or heterozygous state, an allele that only has an effect on the phenotype when present in the homozygous state, pairs of alleles that both affect the phenotype when present in a heterozygote, the particular position on homologous chromosomes of a gene, an individual that has one copy of a recessive allele that causes a genetic disease in individuals that are homozygous for this allele, testing a suspected heterozygote by crossing it with a known homozygous recessive, the association of a characteristics with gender, because the gene controlling the characteristics is located on a sex chromosome, a group of genetically identical organisms or a group of cells derived from a single parent cell, a group of organisms that can interbreed and produce fertile offspring, the environment in which a species normally lives or the location of a living organism, a group of organisms of the same species who live in the same are at the same time, a group of populations living and interacting with each other in an area, an organism that synthesizes its organic molecules from simple inorganic substances, an organism that obtains organic molecules from other organisms, an organism that ingests other organic matter that is living or recently killed, an organism that ingests non-living organic matter, an organism that lives on or in non-living organic matter, secreting digestive enzymes into it and absorbing the products of digestion, the uptake of nutrient molecules from the digestive system into the circulatory system, the incorporation of nutrient molecules into the body tissues, the study of relationships between living organisms and between organisms and their environment, the position an organism (a group of organisms) occupies in a food chain, the cumulative change in the heritable characteristics of a population, an organism or virus that causes a disease, the electrical potential across the plasma membrane of a cell that is not conducting an impulse, the reversal (depolarization) and restoration (repolarization) of the electrical potential across the plasma membrane of a cell, as an electrical impulse passes along it, a chemical substance found in foods used in the human body. Howev… Label. give a sequence of names or other brief answers with no explanation. It may also refer to the result of such action so that the result is an unpolarized condition. 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. It occurs in the alveoli of the lungs. IB is also a great choice, among others, for students interested in medicine or other health professions. Denaturation is a structural change in a protein, Cell respiration is the controlled release of energy, Gene: a heritable factor that controls a specific, Gene mutation: a change to the base sequence of a gene. Clone: a group of genetically identical organisms or, Species: a group of organisms that can interbreed, Habitat: the environment in which a species, Population: a group of organisms of the same, Community: a group of populations living and, Ecology: the study of relationships between living. represent by means of pencil lines. Preterito 31 Terms. CHON (Carbon, hydrogen, oxygen, nitrogen, and are main element…… the electrical potential across the plasma membrane of a cell that is not conducting an impulse. It will NOT be tested in Paper 3. A singl… The Action verbs are directly from the IB Curriculum Manual and are what is expected of each student for their IB Biology journey. DNA is necessary for the production of proteins, the regulation, metabolism, and reproduction of the cell.Large compressed DNA molecules with associated proteins, called chromatin, are mostly present inside the nucleus. IB HL Biology Terms 72 Terms. If you are interested in ecology and environmental sciences, or whole-organism biology, including the study of genetic, cellular, and morphological processes in animals and plants, then consider Integrative Biology as a major. This content is supplementary to the Core content, and will be tested in Paper 1 and Paper 2. Therefore, absorption is followed by assimilation. IB Biology notes on 3.5 Transcription & translation. 2. The mitosis steps include preprophase (in plant cells), prophase, prometaphase, metaphase, anaphase, and telophase. Plants derive nutrients from the physical environment (e.g. IB Biology notes on 5.4 Evolution. barnhardtge. Microbiology is the study of microscopic organisms, such as bacteria, fungi, and protists. Assimilation occurs when the food molecules becomes part of the bodies tissue. IB, biology, microscope, resolution, scale Use of a light microscope to investigate the structure of cells and tissues, with drawing of cells. one atom strips valence electrons from another atom (high elec…. Action potential. The online course was my main revision tool for the exams and it allowed me to score a 6 overall!!! List. Living organisms are unique in that they extract energy from their environments via hundreds of coordinated, multistep, enzyme-mediated reactions. If you're an IB Biology teacher here's a challenge (or perhaps not): List and describe the four basic biological concepts that run through the discipline of Biology. Enzymes: Globular proteins which act as catalysts of chemical reactions. IB Biology HL : Definition Terms 62 Terms. To do this, click the box which is displaying the mean and on the "Home" tab click the decrease decimal button until you have the correct number of digits showing. IB Biology A subject that should be avoided at all costs. Name the most frequent elements in life. DNA and RNA both consist of nucleotides which contain a sugar, a base and a phosphate group. IB is also a great choice, among others, for students interested in medicine or other health professions. A single characteristic that is controlled by two or more genes, Active immunity is immunity due to the production, Passive immunity is immunity due to the acquisition, Excretion is the removal from the body of the waste, Osmoregulation is the control of the water balance, Compounds containing carbon that are found, Autotroph: an organism that synthesizes its organic, Heterotroph: an organism that obtains organic, Consumer: an organism that ingests other organic, Detritivore: an organism that ingests non-living, Saprotroph: an organism that lives on or in nonliving organic matter, secreting digestive enzymes. I give many of my IB Biology resources away, for the benefit of students and teachers around the world. Source:http://www.haef.gr/gr/pcl/ib/biology.pdf Antibodies are proteins that defend the body against pathogens by binding to antigens on the surface of these pathogens and stimulating their destruction. ). Communities and ecosystems 5.1.1 Define species, habitat, population, community, ecosystem and ecology. Evolution is the cumulative change in the heritable, Pathogen: an organism or virus that causes a, 6.5.4 Define resting potential and action. Definition noun The metabolic process of producing glycogen from glucose for storage mainly in liver and muscle cells in response to high glucose level in the bloodstream Supplement In humans and many other animals, glycogenesis is the process in which glycogen is produced to be stored mainly in liver and muscle cells. While we will not necessarily progress through the syllabus statements in order, they are presented in order to you here. I’ve been truly wowed by the program and recommend it to anyone looking to do better in IB Biology.” Omar Kabir, IB Alumnus 2019 ” I cannot stress just how great IB Better has been for me. DNA Definition. Calculation of the magnification of drawings and the actual size of structures and ultrastructures shown in drawings or micrographs. Carrier: an individual that has one copy of a, Test cross: testing a suspected heterozygote by. Transpiration is the loss of water vapour from the. commensalism . http://www.ibguides.com/biology/notes/dihybrid-crosses-hl, Diffusion is the passive movement of particles from. Sex chromosomes are the ones that determine your gender. Ventilation is the process of bringing fresh air into the alveoli and removing the stale air. Topic 7: Nucleic Acids and Proteins Topic 8: Respiration and Photosynthesis Topic 9: … Biology guide. Short polymers of glucose are converted into long polymers. soil and atmosphere) whereas animals from the ingested food. By identical, it means that both cells have the same number of chromosomes and genetic content. nerve cells). IB Biology Syllabus 2009 Removal from the body of the waste products of metabolic pathways. IB Biology HL: Stating 67 Terms. Evolution is the cumulative change in the heritable characteristics of a population. It will NOT be tested in Paper 3. Biology guide. AT my school the AP Biology course, is the pre-requisite for the IB Biology Course. Here they are (highlight to see): Structure & Function Universality versus Diversity Equilibrium within Systems Evolution They are on page 40 on the subject guide. It also includes the study of viruses, which are not technically classified as living organisms but do contain genetic material. Draw. Homologous chromosomes: chromosomes with the same genes as each other, in the same sequence but do not necessarily have the same allele of those genes.