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Budding

Budding or blastogenesis is a type of asexual reproduction in which a new organism develops from an outgrowth or bud due to cell division at one particular site. For example, the small bulb-like projection coming out from the yeast cell is known as a bud. Since the reproduction is asexual, the newly created organism is a clone and excepting mutations is genetically identical to the parent organism. Organisms such as hydra use regenerative cells for reproduction in the process of budding.

Saccharomyces cerevisiae reproducing by budding

In hydra, a bud develops as an outgrowth due to repeated cell division at one specific site. These buds develop into tiny individuals and, when fully mature, detach from the parent body and become new independent individuals.

Internal budding or endodyogeny is a process of asexual reproduction, favored by parasites such as Toxoplasma gondii. It involves an unusual process in which two daughter cells are produced inside a mother cell, which is then consumed by the offspring prior to their separation.[1]

Endopolygeny is the division into several organisms at once by internal budding.

Cellular reproduction

Some cells divide asymmetrically by budding, for example Saccharomyces cerevisiae, the yeast species used in baking and brewing. This process results in a 'mother' cell and a smaller 'daughter' cell. Cryo-electron tomography recently revealed that mitochondria in cells divide by budding.

Animal reproduction

 
Hydra with two buds
 
Hydra budding: 1. Non-reproducing 2. Creating a bud 3. Daughter growing out 4. Beginning to cleave 5. Daughter broke off 6. Daughter clone of parent

In some multicellular animals, offspring may develop as outgrowths of the mother. Animals that reproduce by budding include corals, some sponges, some acoels (e.g., Convolutriloba), and echinoderm larvae.

Colony division

Colonies of some bee species have also exhibited budding behavior, such as Apis dorsata. Although budding behavior is rare in this bee species, it has been observed when a group of workers leave the natal nest and construct a new nest usually near the natal one.[2]

Virology

In virology, budding is a form of viral shedding by which enveloped viruses acquire their external envelope from the host cell membrane, which bulges outwards and encloses the virion.

Plant multiplication

In agriculture and horticulture, budding refers to grafting the bud of one plant onto another.[3]

See also

References

  1. ^ James Desmond Smyth, Derek Wakelin (1994). Introduction to animal parasitology (3 ed.). Cambridge University Press. pp. 101–102. ISBN 0-521-42811-4.
  2. ^ Oldroyd, B.P. (2000). "Colony relatedness in aggregations of Apis dorsata Fabricius (Hymenoptera, Apidae)". Insectes Sociaux. 47 (47): 94–95. doi:10.1007/s000400050015. S2CID 40346464.
  3. ^ "Budding Plant Propagation Technique". plantpropagation.org.

budding, this, article, about, form, asexual, reproduction, other, uses, disambiguation, this, article, needs, additional, citations, verification, please, help, improve, this, article, adding, citations, reliable, sources, unsourced, material, challenged, rem. This article is about the form of asexual reproduction For other uses see Budding disambiguation This article needs additional citations for verification Please help improve this article by adding citations to reliable sources Unsourced material may be challenged and removed Find sources Budding news newspapers books scholar JSTOR March 2018 Learn how and when to remove this template message Budding or blastogenesis is a type of asexual reproduction in which a new organism develops from an outgrowth or bud due to cell division at one particular site For example the small bulb like projection coming out from the yeast cell is known as a bud Since the reproduction is asexual the newly created organism is a clone and excepting mutations is genetically identical to the parent organism Organisms such as hydra use regenerative cells for reproduction in the process of budding Saccharomyces cerevisiae reproducing by budding In hydra a bud develops as an outgrowth due to repeated cell division at one specific site These buds develop into tiny individuals and when fully mature detach from the parent body and become new independent individuals Internal budding or endodyogeny is a process of asexual reproduction favored by parasites such as Toxoplasma gondii It involves an unusual process in which two daughter cells are produced inside a mother cell which is then consumed by the offspring prior to their separation 1 Endopolygeny is the division into several organisms at once by internal budding Contents 1 Cellular reproduction 2 Animal reproduction 3 Colony division 4 Virology 5 Plant multiplication 6 See also 7 ReferencesCellular reproduction EditSome cells divide asymmetrically by budding for example Saccharomyces cerevisiae the yeast species used in baking and brewing This process results in a mother cell and a smaller daughter cell Cryo electron tomography recently revealed that mitochondria in cells divide by budding Animal reproduction Edit Hydra with two buds Hydra budding 1 Non reproducing 2 Creating a bud 3 Daughter growing out 4 Beginning to cleave 5 Daughter broke off 6 Daughter clone of parent In some multicellular animals offspring may develop as outgrowths of the mother Animals that reproduce by budding include corals some sponges some acoels e g Convolutriloba and echinoderm larvae Colony division EditColonies of some bee species have also exhibited budding behavior such as Apis dorsata Although budding behavior is rare in this bee species it has been observed when a group of workers leave the natal nest and construct a new nest usually near the natal one 2 Virology EditIn virology budding is a form of viral shedding by which enveloped viruses acquire their external envelope from the host cell membrane which bulges outwards and encloses the virion Plant multiplication EditSee also Shield budding Vegetative reproduction and Chip budding In agriculture and horticulture budding refers to grafting the bud of one plant onto another 3 See also EditFragmentation reproduction Paratomy Fission biology StrobilationReferences Edit James Desmond Smyth Derek Wakelin 1994 Introduction to animal parasitology 3 ed Cambridge University Press pp 101 102 ISBN 0 521 42811 4 Oldroyd B P 2000 Colony relatedness in aggregations of Apis dorsata Fabricius Hymenoptera Apidae Insectes Sociaux 47 47 94 95 doi 10 1007 s000400050015 S2CID 40346464 Budding Plant Propagation Technique plantpropagation org Retrieved from https en wikipedia org w index php title Budding amp oldid 1129836913, wikipedia, wiki, book, books, library,

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