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Summary

Summary Voortplanting by Invertebrate

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Hierdie handige Lewenswetenskappe-opsomming is perfek vir leerders wat hul kennis van voortplanting wil verbeter. Die werk word op ’n eenvoudige en verstaanbare manier uiteengesit, met belangrike konsepte en prosesse wat maklik is om te hersien. Onderwerpe sluit in ongeslagtelike en geslagtelike voortplanting, verskillende voortplantingstrategieë, uitwendige en inwendige bevrugting, oviparie, ovoviviparie en viviparie, die amniotiese eier, asook prekosiale en altrisiële ontwikkeling en ouersorg. Ideaal vir vinnige hersiening, toetsvoorbereiding en eksamenstudie! Hierdie opsomming help jou om die belangrikste werk op een plek te hê en met meer selfvertroue voor te berei.

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, 1.Ongeslagtelike en geslagtelike voortplanting


Ongeslagtelike voortplanting:
◦ Genetiese inligting van net een ouer word oor gedra na n nakomelinh.
◦ Gamete is nie betrokke nie,want bevrugting vind nie plaas nie.
◦ Spore is ongeslagtelik,haploiede voortplantinselle,soos by mosse,varings en
fungi.
◦ Nakomeling is geneties identies.


Verskillende metodes:
◦ Vegetatiewe voortplanting ,bv.weefsel groei uit n stingelsteggie om n nuwe
plant te vorm.
◦ Tweedeling,bv.bakterieë deel in twee dmv mitose




Geslagtelike voortplanting:

◦ Genetiese inligting van twee ouers word oorgedra na n nakomeling.
◦ Gamete word gevorm deur meiose
◦ n Haploïede sperm en ń haploïede ovum versmelt tydens bevrugting om ń
diploïede sigoot te vorm,wat deur mitose groei om ń embrio te vorm,wat
ontwikkeling in ń individu.
◦ Nakomeling verleer geneties.

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September 9, 2026
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