CHAPTER 4REPRODUCTIONBy: KARTINI JUSOHMEANINGPRODUCING OFFSPRINGIMPORTANCEIncrease no of ofspringmaintaining the continuity of organismsTYPES SEXUAL - JOINING MALE!EMALE SEX "ELLASEXUAL - SIM#LE "ELL$I%I$E I&SEL!ASEXUALASEXUAL TYPES'inary (ssion)egeneration'u**ingSpore formation%egetati+eBINARY FISSIONunice,,u,ar organism *i+i*es into t-o e.ua, parts/*aughter ce,,s0$aughter ce,, same to parent ce,,E1g2 amoe3a4 paramecium4 eug,enaEXAMPLE;REGENERATIONRejuvenation is the replacement or regroth o! missing or injure" #o"$ part%E&amples o! organisms that repro"uce via rejuvenation are planarian'"ugesia ()atorm*' star+sh' li,ar"EXAMPLE;For example, if a planarian is cu !ori"onally, !e !ea# $ill %ro$ a ne$ ailan# !e ail secion $ill %ro$ a ne$ !ea#BUDDINGInvolves protoplasmic outgroth containing a nucleus projecting !rom the si"e o! the parent cell%The outgroth ill "evelop an" gro to !orm a ne #u"%E&amples o! organisms that un"ergo #u""ing are h$"ra' tapeorm an" $east%EXAMPLE 1: YEASTEXAMPLE 2; HYDRAEXAMPLE 3: TAPEWORMSPORE FORMATION-ature spore are #lac. in colour an" pro"uce" an" store" in the sporangium%CONTINUEE&amples o! organisms that per!orm spore !ormation are Rhi,opus (#rea" moul"*' mosses' mushrooms an" !erns1EXAMPLE:BREAD MOULDEXAMPLE: FERNVEGETATIVE REPRODUCTIONNe plants are pro"uce" !rom e&isting plant organs or parts o! organisms%The ne plants have the same genetic ma.eup as the original plant%/loering plants can carr$ out vegetative repro"uction%VEGETATIVE STRUCTURE)hi5omes /ginger4 ,a,ang4 asparagus0&u3ers /potatoes0'u,3s /onion0"orms /yam4 g,a*io6us0)unners /stra-3erries0Suc6ers /3anana0EXAMPLE: ONIONSEXUAL & ASEXUALSEXUALSIMILARITES ASEXUAL&ro#uce offfsprin%'IFF(R(N)(ST$oNo* of paren One +esIn,ol,emen of %amee No Ta-es place Ferilisaion'oes no'ifferen fr paren)!aracerisics of offsprin%Same as parenMALE )E#)O$U"&I%E S7S&EMSIDE VIEWFRONT VIEW