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1.????(simple tissues)

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crown divisions (tissue culture) ... (primary structure) (apical meristem) ... – PowerPoint PPT presentation

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Title: 1.????(simple tissues)


1
?8? ????????
  • ??????
  • ???????
  • ?????????
  • ?????????

2
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3
  • (?)???????
  • (?) ???????????????????????????????
  • (?) ???????
  • 1.????(simple tissues)
  • ????????????????????????,??????????????????????,?
    ???,????,????????????,??????,???????
  • ????????????,????????,????????,??????????,???????
    ???,???????????
  • ??????????????,???????(1ignin)????????(flbers)???
    ?(sclereidsstone cells)???

4
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5
  • 2.????(complex tissues)
  • (1)????(vascular tissues)
  • ????(xylem)????(phloem)??????????????(vessels)???(
    tracheids)?
  • ???????????(sieve tubes)???(companion
    cells),??????????(sieve cells)????????????????????
    ?
  • (2)???(dermal tissue)????????????????????????????
    ???????????,????????????(cuticle),????????????????
    ????????
  • ??????????????,???(stomatal apparatus)?????,??????
    ?????????????????????????,?????????????????
  • ?????????,?????(periderm)????

6
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7
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8
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9
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10
???????
  • (?) ??????(primary structure)
  • ???,??????(apical meristem)???????????????????????
    ??????????,???????????????????????????????????,??
    ???????(??)???,???????,???????????????????????????
    ??????????
  • ??????????,????,???
  • ???????????????????(vascular bundles)????
  • ??????????,????,????,?????????????,???????????????
    ?????????????,?????????????,????????

11
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12
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13
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14
  • (?) ?
  • ????????????????
  • ?????????????????????????????????????????????????
  • ???????????????,?????????????????CO2,??????????,??
    ???????,??,???,???O2??????????,????,??,??????,????
    ??????????
  • ?????????,???????????
  • ????????????,??????????????????????,??????,????,??
    ??????,??????????????????,????????????,???????????
    ??????,????,????????
  • ??(mesophyll)?????????????????????????(palisade
    mesophyll),???????????(spongy mesophyll),?????????
    ?????????????????????,?????????????,??????????????
    ????
  • ??(veins)?????,??????????????????,???????????????
    ??????????

15
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16
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17
  • ?????????????????,????,???,??,??,??,??,?????????
    ??????????,???????,???,???,???,???,???????????,??
    ??,?????????,?????????????,???????????????????????
    ?,???????,????????????????????????????????????????
    ?????????????????????????????,??????????????????,
    ????????????,???????????,???????????????????

18
  • (?)??????
  • ?????,???(tap root system),????(fibrous root
    system)?
  • ??????
  • ??????????(root cap),???(meristematic
    zone),???(elongate zone)????(maturation zone)?
  • ??????????????
  • ?????????????????,???????????,????,??????????,????
    ?????,????????,???????????????????????????
  • ????????????????????????????????

19
  • ?????????????????????,????
  • ??????,??????,?????,???????????
  • ???????????????????????????
  • ??????????????,?????????????
  • ???????
  • ??????????????,???,??,??,??,???????????,???,?
    ?,???,??,??,??,??,??,???????????,???,??,?????????
    ?????????????,???????????(Ficus
    altissima),?????????????

20
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21
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22
  • (?)?????????
  • ???????,???????,????????????????,????2????????????
    ??
  • ??????????????????????????????????????????,??????
    ?????????????????,????????????????
  • ?????????????,????????????????????,???????????????
    ????????,???????????????????????????,?????????(1en
    ticels)????
  • ???????????????????,??????????????????,???????????
    ?,???,????????????,????????????,???,?????????????
    ,???????????,??????(growthrings)????,????????,????
    ????
  • ????????????,?????????,??,?????????????,?????????
    ????????,???????,?????

23
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24
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25
?????????
  • ???????????,???????????????????????,??????????????
    ???????????,???????????????????????,??????????,???
    ?????,???????????????,????????????,???????,??????
    ??????????,????????,?????????,???????,????????????
    ?????????????????????????,????????????????,???????
    ?????????

26
  • (?) ????
  • ?????(complete fiowers),????,?????????(pedicel)???
    (receptacle)???(sepals)???(petals)???(stamens)???(
    pistils)???
  • (?)???????????????
  • 1.?????????????
  • 2.?????????????
  • ??????????,???????????????????????(nucellus)??????
    ????????,??????,??4?????????4????????1?????,??????
    ??,??7???8?????(embryo sacs)1????,2????,3?????,??
    2???????

27
  • (?)?????
  • ??(pollination)????????,??,??,?????????????,??????
    ???????,?????,???????????????,?????,????????,?????
    ?,????,???????,2???????
  • ??(fertilization)??1??????????????????????????(do
    uble fertilization),???1????1?????????????(zygote
    ),?1????2????????,?????(triploid)??(endosperm)????

28
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29
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30
  • (?)??????????
  • ????????
  • ?????,?????????,??????,2???????,?????????(plumule)
    ????????????(radicle),???????????????1?,??????,??2
    ??????,??????,1?????????????????,??????????,??????
    ????,???????????????????,?????????????,???????????
    ???,????????????????,???????????
  • ?????
  • ??????????,????????????,??????????????????,???????
    ??,?????(seedcoat)??????????????,??????????????,??
    ??????????????

31
  • (?)????????
  • ???????,??????????????(simple fruits),???(aggregat
    es fruits)???(multiple fruits)????????????????????
    ???????
  • (?)?????

32
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33
?????????
  • (?)????????
  • (?)???????
  • ??(cuttings)?
  • ??(graftings)?
  • ??(crown divisions)?
  • ????(tissue culture) ?




















































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