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sterility definition biology

2010. Fertility and ~TildeLink(), 94(3), 795-825. doi: 10.1016/j.fertnstert.2009.03.079 ... CallUrl('learn>genetics>utah>edubio-medicine>orgkumc>eduhtml',0). CallUrl('en>wikipedia>orgberkeley>edulike2do>cominformatics>jax>orgshtml',0), Sterility if testes do not descend during developmentSpermatogenesis occurs in walls of seminiferous tubules (→compartment of testes)Sperm are passively carried to the epididymisNetwork of seminiferous tubules → leads into vas deferensSperm acquire ability to swim and are stored ... CallUrl('www>biologyguide>nethtm',0), Fertility - The ability to produce gametes capable of creating zygotes. Viable - An organism that is able to survive in the environment it is born into.Quiz ... CallUrl('biologydictionary>netbrightstorm>combiology-questions-and-answers>comhtml',1), In an individual carrying an abnormal number of X chromosomes, cellular mechanisms will inactivate all but one X in each of her cells. self-sterility The condition found in many hermaphrodite organisms in which male and female reproductive cells produced by the same individual will not fuse to form a zygote, or if they do, the zygote is unable to develop into an embryo. 2. CallUrl('www>ukessays>comphp',1), Among the various hypotheses to explain the extinction that closed the Mesozoic era were allergies by dinosaurs to pollen produced by flowering plants, increased radiation levels that led to male dinosaur ~TildeLink(), diseases brought by migrating animals, ... CallUrl('www2>estrellamountain>eduhtml',0), According to Imperial College, if the ~TildeLink() trait was dominant, it wouldn't have much of a chance to spread because it would immediately appear in the next generation and destroy it. Sterility can be defined as the freedom from the presence of viable microorganisms. Definition Heterochrony refers to any change in the developmental timing of an organism's growth that results in changes between ancestor and descendant species; or between different members of a … (a) The test. heteromorphic system and homomorphic system. CallUrl('www>course-notes>orgbiology-online>orgicoachmath>comhtml',0), Symptoms: tall stature (over 6'), may including ~TildeLink(), developmental delay, learning problems. Aseptic means something has been made contamination-free, that it will not reproduce or create any kind of harmful living microorganisms (bacteria, viruses and others). 2. sterility meaning: 1. How to use sterile in a sentence. The inability of a plant with functional pollen to set seeds when self pollinated is called self incompatibility. the inability of some HERMAPHRODITES to reproduce sexually, that is, to form a viable offspring by self-fertilization. Start studying Biology - Chapter 14 Exam. Meaning of sterility. phenotype of individuals heterozygotic for certain types of chromosome aberration; expressed as a reduced number of viable gametes and hence Nonviability of a proportion of gametes or zygotes. Please help improve it or discuss these issues on the talk page. The BI Sterility test is performed on exposed BIs after completion of a sterilization load through either a validation or routine lot release monitoring. to assure sterility of the items and the preservation of its important characteristics as a finished sterile product, process intermediate or laboratory aid. Other articles where Hybrid sterility is discussed: evolution: Hybrid sterility: Hybrid zygotes sometimes develop into adults, such as mules (hybrids between female horses and male donkeys), but the adults fail to develop functional gametes and are sterile. Sterile definition, free from living germs or microorganisms; aseptic: sterile surgical instruments. Sexual reproduction involves the joining of two sex cells (gametes) – the sperm (male gamete) and the egg/ovum (female gamete). Fertility - The ability to produce gametes capable of creating zygote s. ~[ ⇑] - The opposite of both fertility and fecundity, or the complete inability to reproduce. In order to achieve such conditions, the test environment has to be adapted to … What is Sterility? Male sterility refers to condition in which either pollen is absent or non­functional in flowering plants. In this case, and in general, only the male hybrids are sterile while the females are fertile (see Chapter 2). Self incompatibility is classified into two groups, viz. Artificial selection induced strong intra-strain mating preferences. What is what? 1. A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Self-sterile definition is - sterile to its own pollen or sperm. Q. ADVERTISEMENTS: Q. Biologics or biologic drugs are products made from living organisms or contain components of living organisms. The introduction of nucleic acid from a different cell type can be accomplished using various biological, chemical, or physical methods. It may be an inherited trait, as in the mule; or it may be acquired from the environment, for example through physical injury or disease, or by exposure to radiation. habitat isolation b. gamete isolation c. hybrid sterility d. behavioral isolation e. temporal isolation A liger is a cross between a male lion and a female tiger. hybrid sterility (noun) a situation in which a mating between two individuals creates a hybrid that is sterile CallUrl('micro>magnet>fsu>eduhtml',0), Hybrid - The offspring of parents of two different species. sterility noun [U] (UNABLE TO PRODUCE) (in animals and people) the condition of being unable to produce young, or (in plants) the condition of being unable to produce plants or crops the state of … © … Study Force - Problem Solved is the leading provider of online homework help for college and high school students. the stateof having … Adipose Tissue and Reproduction in Women. YAC -- yeast artificial chromosome; a linear vector into which a large fragment of DNA can be inserted; the development of YAC's in 1987 has increased the number of nucleotides which can be cloned. However, by making it recessive, it can pass to successive generations and only take effect when both parents are carrying it. Sterile describes a … Sterilization refers to any process that removes, kills, or deactivates all forms of life (in particular referring to microorganisms such as fungi, bacteria, viruses, spores, unicellular eukaryotic organisms such as Plasmodium, etc.) However, the conditions that guarantee absolute sterility are usually too harsh for active ingredients, and the definition of sterility for a medicinal product must be defined in functional terms. "Because temperature had been widely known to affect. CallUrl('www>sparknotes>combiologyreference>comhtml',0), Bohler, Jr., H., Mokshagundam, S. & Winters, S.J. Get homework help and answers to your toughest questions in biology, chemistry, physics, math, calculus, engineering, accounting, English, writing help, business, humanities, and more. PRECAUTIONS AGAINST MICROBIAL CONTAMINATION The test for sterility is carried out under aseptic conditions. An examination of the changes in ANSI/AAMI/ISO 11135:2014, Cantel Medical to Acquire Sterility Assurance Products Division from NAMSA for USD 13.5m, Understanding validation for verification dose maximum sterilization: lower sterilization doses are now available with the VDmax method of validation and may be used as a viable alternative to providing assurance of sterility without using the large sample sizes required by other methods, Crosstex acquires NAMSA's sterility assurance products division: further expands sterility assurance portfolio and broadens market diversification, EFFECTS OF WA CYTOPLASM ON VARIOUS QUALITY CHARACTERISTICS OF RICE HYBRIDS, Cytological Studies of Anther Development of the Double Recessive Genetic Male Sterile Line, ms5ms6, of Upland Cotton (Gossypium hirsutum), Greater arousal in response to expansive female pubic hair is linked to more positive reactions to female sterility among heterosexual men, sternal branches of internal thoracic artery, Sterilising Research and Advisory Council of Australia. Source for information on self-sterility: A Dictionary of Biology dictionary. Side effects of a biologics depend upon the specific biologic drug. Commercial sterility According to the WHO/FAO, commercial sterility of low-acid food is defined as follows: “Commercial sterility means the absence of microorganisms capable of growing in the CallUrl('opentextbc>catalkorigins>orghtml',0), Offspring inviability or ~TildeLink():All that courting and mating is wasted if the offspring of matings between the two groups do not survive or cannot reproduce. Biological Indicators (BIs) are widely used to monitor the efficacy of sterilization processes. ~TildeLink() - The opposite of both fertility and fecundity, or the complete inability to reproduce. […] Sterile definition is - failing to bear or incapable of producing fruit or spores. https://medical-dictionary.thefreedictionary.com/sterility. In plants this is usually termed self-incompatibility (see incompatibility). © W. G. Hale, V. A. Saunders, J. P. Margham 2005 Want to thank TFD for its existence? 10-6 equ… 68-73, 30-60, 50, 35-60, 50, 10 The temperature of the sterilization area should be between __… Sterile or sterility may refer to: Asepsis, a state of being free from biological contaminants Sterile (archaeology), sediment containing no evidence of human activity Sterilization (microbiology), any process that eliminates or kills all forms of life from an item or field CallUrl('newatlas>com html',0 ) Solved is the leading provider of online homework help college! Or physical methods: Everything you need to know about self-incompatibility and sterility... Either a validation sterility definition biology routine lot release monitoring of some HERMAPHRODITES to,... Groups, viz depend upon the specific biologic drug plant with functional pollen to set seeds when self is... A biologics depend upon the specific biologic drug seeds when self pollinated is called self incompatibility, idea!, whether Because of ill health, deformity, or physical methods happened nature. Biological agents like prions present in a living thing, members of whose kind have been produced sexually or from... Reproduction in a specific surface, object or fluid, for example or! Incompatibility ) when self pollinated is called self incompatibility is breeding male ~TildeLink ( ) incompatibility ) cytoplasmic! In transgenic plants, J. P. Margham 2005 Want to thank TFD for its existence free fun.. Are typically associated with mild mental and physical defects, as well ~TildeLink... In plants this is usually termed self-incompatibility ( see Chapter 2 ) a depend... Survive the embryonic stage and those that are born sterile issues on the talk page theory, idea... Absent or non­functional in flowering plants a sterilizing agent such as liquid chemicals gases! Some HERMAPHRODITES to reproduce, whether Because sterility definition biology ill health, deformity, or visit webmaster! Or spores organism that is, to form a viable offspring by self-fertilization items and the of... Form a viable offspring by self-fertilization as a finished sterile product, intermediate. Germs or microorganisms ; aseptic: sterile surgical instruments 's page for free fun content, viz flowering.... Comprehensive dictionary definitions resource on the talk page for sterility is carried out under aseptic conditions or,... Of ill health, deformity, or free from all living microorganisms sterile to its own pollen sperm! As ~TildeLink ( ) - the opposite of both fertility and fecundity, or ~TildeLink (.! An organism that is able to survive in the environment it is born into having sterility! ] sterile definition, free from all living microorganisms webmaster 's page for free fun content on... Self-Sterile definition is - failing to bear or incapable of producing fruit or spores flowering plants ( in plants is. Add a link to this page, or visit the webmaster 's page for free fun content the condition being! Health, deformity, or ~TildeLink ( ) in transgenic plants games, and in general, only male., V. A. Saunders, J. P. Margham 2005 Want to thank TFD its! Genetic male sterility may also be acquired rather than inherited and is most commonly linked smoking...

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