???(protoplasm):??????? - PowerPoint PPT Presentation

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???(protoplasm):???????

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Title: Author: Created Date: 9/27/2001 8:21:47 AM Document presentation format: Company: XYD Other titles – PowerPoint PPT presentation

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Title: ???(protoplasm):???????


1
???????
  • ??????????????
  • ???(protoplasm)???????
  • (???????)

2
???????
  • ????(????)
  • C?H?O?N?90
  • S?P?CI?Ca?Na?K?Mg?Fe?9.9
  • ????
  • Cu?Zn?Mn?Mo?Co?I?0.1ok

3
  • ???????
  • ???
  • ???

?(???????)?
???
?????????????????????
????????????????????
?????????????????????????????????????,????????
4
??????? ??(C?H?O?N??)??????90 ?
?????(H2O?CO2?NH4?H3PO4) ? ?
?
?????(??????????????) ? ?
?
?????(?????????????V) ? ??????
??? ???
??
5
?????????????
  • ???????????????
  • ???????????
  • ?????????
  • ????( RNA )
  • ??????( DNA )

6
  • 1.??????????
  • ?????????

?????(A)????(G) ?????(C)????(U)?????(T)
?? ????
7
????? (A)??? (G)??? (U)??? (C)??? (T)????
8
????? ??? ????
OH
H
9
ATP(?????)
10
cAMP(?????)
11
cGMP(?????)
12
2.DNA
????????????? ???????????? (???????)
-???

???????????????????????

13
DNA???????
  • ???????????????????
  • ??????????????????,???????.
  • ??????
  • ????????0.34nm,???????3.4nm.
  • ????AGTC

14
????????DNA?
? 5-AGCTAATGGCC-33-TCGATTACCGG-5
???????,???????? ??????????DNA?????
15
DNA???????????????
16
3.RNA
  • ??????????(????????????)?

17
????? ???? D? T?CG?
tRNA
tRNA
????
18
???RNA?????????
  • ?????????????? mRNA
  • ???????,???????tRNA
  • ???????,???????rRNA

?m messenger t transfer
r ribosomal
19
4.????
???????,??????
????????RNA???????????????
  • ????DNA????????
  • ??????????
  • ????????????????

20
???????
DNA
RNA ?? ????
?? A?G?C?T
A?G?C?U ?? ???
???
???????? ??????? ??
?? ??
????? ??????????? ??
?????? ??????
??????
21
????????????????
???-???????
22
1.??????---???????????
  • ???????????????(????????)

23
2.??????
???? ??????????????????
24
?????????????
?????? ?????? ???????? ?????? ?????????
25
????????????????????????????????
26
?????????
  • ??? ??
  • ???? ??? ???
  • ???? ????? ?????
  • ???? ?? ?????
  • ???? ?? ?? ?? ????????
  • ???? ??? ???
  • ???? ???? ???
  • ? ? ?? ?? ?? ?? ??
  • ?? ?? ?? ??????

27
????????????
???????????
28
???????????2030µm?????????????????,??????????????
????5cm?????0.1µm???????????1m?
?????
???????
?? ?? ?????? ??? ??? ??? ??? ??? ????
µm 120 75 20 7 100 70 2.4x0.5 0.2x0.1
29
?????????????
  • ????????????
  • ????(Prokaryotic cell)
  • ????(Eukaryotic cell)
  • ??????????????????,???????????????????????????
  • ?????????????????,???????
  • ?????????????????????????????

30
?.???????
???
???
DNA
??
31
1.???(mycoplasma)
  • ????????,?????0.20.3µm,???????
  • ?????????DNA
  • ????,??????????????????????

32
2.?????
  • ????
  • ?????,?????
  • ?????????DNA,
  • ??(plasmid)
  • DNA??????,???????

33
?.?????????
34
??? ??? ?????? ?? ??? ??? ????? ???
??????????
??? ??? ?? ?? ???? ??? ?? ??
????
?????
????????????
35
??????????????
  • ???? ????
  • ?? ???? lt1 ? m 10-100 ? m
  • ??? ?????? ??????
  • DNA ???????? ????????????
  • ??? 70S 80S
  • ???? ??(?????) ??(?????????
  • ?????)
  • ???? ? ?
  • ???? ???? ????
  • DNA?? ???? ????
  • ????? ???????? ????????

36
???
  • 1????????????????????????
  • 2???DNA?RNA????
  • 3???DNA?????????????
  • 4????????????????????????
  • 5?????????????????????????????????

37
?????????
  • ???????????http//www.cella.cn/book
  • ???????????http//www.zsu.edu.cn
  • ?????????(??)http//www.mblab.gla.ac.uk/dictionary
    /
  • ????????? (??) http//medweb.533.net/bioweb.htm/
  • Current Opinion in Cell Biology
    ???????(??)?????????????? http//www.bmn.com/
  • ??/????????? http//www.cellbio.com/recommend.ht
    ml
  • Graphics Gallery
  • http//www.accessexcellence.org/AB/GG/
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