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???????????????
?????????
????????????????????????????100????90?????????????????????????????????
????????60??
??????????35???130???1.5??3135???2????60??
???????????????????????????? 1????????????????????????
A???????????????? B????????????????? C???????????????? D????????????????? 2??????4????????RRLL?Rrll?RRll?rrLL?????????? A?RrLl?RrLlB?RRLl?RRLlC?RrLL?Rrll D?rrll?rrLL
3?DNA????????????DNA??????????????????DNA????200???????????????? ? ? A?250?B?2100? C?4100?D?4200? 4????????????????????????????????? A?????????????????????
B????????????????????????????? C???????????????????????? D????????????????????????? 5??????????????????????? ?DNA?RNA ?DNA?RNA?DNA?RNA
A???? B???? C???? D???? 6?????DNA?????????????? A????????????RNA??? B???????DNA?????????? C???????????????????? D??????????????????? 7?DNA????????????
A?????????????? B????????????DNA C??????????DNA????? D?????DNA???????? 8????DNA?????????????:
A?????????????C??????????
B???????
D??????????????
9?????????????????? ?A?????????1?????????
B???????????????????????1????????C????????????????5??????????D?21????????????????1?21???? 10?????????????????
A?????????????? B?DNA?????C????DNA?????RNA????? D?DNA?RNA????? 11???DNA??1000????????????????20%???????????????????????????C??????? A?600 B?1200C?1800 D?2400
12??????????????????????????mRNA ? ? A????????? B?????????? C?????????? D?????????? 13????????????????????? A?UUU B?AAA C?GAC D?TTG
14???????X?????????????????????????????????????????: A????????? C?????????
B??????????? D???????????
15??????1000?????????????RNA??????RNA?????????DNA???????????
A?3000??3000??3000?B?3000??3000??6000? C?1000??3000??3000?D?1000??3000??6000? 16?????????????????????????????? DNA???-------ATCG-------- RNA -------UAGC-------- A?4?5B?5?4C?4?6 D?5?8
17???DNA?????????????RNA???????????????
A??????DNA????????????????? B?DNA???????????????
C?DNA?????????????RNA?????????????????????
D?DNA????????????????????????????
18?????DNA???????????? ?? A?DNA???????????????????????
B?DNA??????????????????DNA?????????? C??DNA?????????????????????? D??DNA????A?T?C?G????????? 19???????????? A?????GAATTC?? C???????
B????????????????????? D?????DNA?????
20?????????????????????????????
A???B??? C??? D???
21??DNA???????????????????????? A??????????DNA???? B?????????????????? C?????????????????? D???????????????
22???????????????????????????????????????????????????? ????? ????? ??????
A????? B????? C????? D?????
23???????????????????????????????? A??? B??? C??? D???
25?????????????????? ?
A?????????????????????????????????? B????????????????????????????????????????
C???????????????????????????????? D??????????????????????????
26?????????????????????????????????????????????????????????? ?
A?X??????? B????????? C?X??????? D????????? 27?????????????A??????????a?????????????? A????? B?????
C????? D??????????
28????????????????????????????
???????????????????????????
????????????????DNA?????????????? A?? B??? C??? D???
29????????????????????????AABB???????????????????
30?????????????????????????????????????????
A??????????????? B??????????????? C????????????? D??????????????? 31?????RNA??????????????????A???????????tRNA???B????????????????RNA C??? tRNA ???????????????
D????????????????tRNA?????????
32?????????A+T?70%????????RNA??U?25%????RNA????A?? ? A?10% B?25%? C?45% D???????
33??????????????????????????A?a?B?b????????????????????????????????????????
???? (??)
?A
(??)
I???? ??A
3???? ??B
?
(??)
A?????????A?B??
B?AaBbAaBb???????????????????9?7
C?????A???????????G?C?????????????
???????????????
A.????????????8?????4?????
B.??a??????????
C.??????2???????l?x?????2?Y???
D.???????????????
7??????????????2n????DNA???6.4C????????????????????????DNA???? ?
A?n?3.2C B?2n ?6.4C C?2n?3.2C D?4n?12.8C
8.???????????????????????????????????????? ( )
A.??????????????????????????????????1?1
B.?????????????A?a???????????????
C.?????????????A?a???????????
D.1??4???????????????????????????
9???????????5????8?????4????????????????? ?
A???DNA???RNAB???DNA???RNA
C???DNAD???RNA
10.??????????????????DNA???N??????N????????????????4??????N???DNA????????? ?
A.0B.25% C.50% D.100%
11.?????DNA??????????????????
A.?????????????DNA???DNA?????????
B.??????????????????
C.??????????????
D.??????????????????DNA??????
12.????????N?DNA????????a?????????N??????????N?DNA????????b????N?DNA?????????N????????????DNA??????????? ?
A.(a+b)/2B.(3a+b)/4C.(2a+3b)/2 D.(a+3b)/4 1515141415151514
13.????????tRNA?????????????????? ?
A??????????????????????????tRNA??
B????????????????????tRNA?????????
C??????????????tRNA???????
D?????????????????????
14.?DNA????????????????????2??????????????3????????DNA??????????????????????????(????????)??( )
A.?????32???? B.????17????
C.????30????D.????15????
15??????????????? ?
A.??????????????B.????5??????5????
C.?????????????????? D.????????ATP
16.??????????????????????????????????????????????????????????????????????????????????????????? ?
A.????X???????????
B.????X???????????
C.???????????
D.????????????????
17.DNA???????????????? ?
A.????B.??????????
C.?????????? D.????????????
18.??????DNA????????????????? ?
A.??????????? B.???????????
C.??????????? D.???????????
19.??????????RNA????????????????????
(1) mRNA?AGAGAGAGAGAGAGAGAGAGAGAG ???????P
(2) mRNA?AAUGAAUCAAUGAAUGAAUCAAUG ???????Q
????????????????????????( )
A.1??4? B.1??3? C.2??4?D.2??3?
20.???????????????????????????????A?a?B?b????????????????????????????????( )
A.?????????????????????????????
B.???????????????
C.??????????????
D.????????????????????
21.?????????????????????????????????????????????????????? ( )
???????????????????????????
??????????????? ??????????????
????????????????????????? ????????????
A.????? B.???? C.???? D.?????
22??????????????????????????????????????????????? ?
A????????????????????????????????????
B???????????????????????????????????????
C??????????????????????????????????
D???????????????????????????????????????
23.????????????????? ?
?????????????????
??????????
??? ???? 50??
????????????????????1???50???
1.????????????? ???
A.??????????? B.????????????
C.?????????DNA??D.?????????????
2.??????????????????????
?1??????? ?2????????? ?3??????
?4???????????5?????? ?6????????
?7??????????????
A.(1)(6)(5)(4)(2) B.(1)(2)(4)(5)(7)
C.(1)(6)(5)(4)(2)(3)(7) D.(2)(3)(4)(5)
3.???????????????????????
4.????????????????44+XX???????? ???
A.??????B.?????? C.??????D.???
5.?DNA????????A+T?/?C+G?=0.25???????????
A.0.25B.4 C.1 D.0.75
6. ????????????????????
A??????????? B??????????????
C??????????????? D??????????????
7.?????,?????????
(1)??(2)??????(3)??????(4)???? (5)??? (6)?????
A.(2)(3)(4)(5)B.(3)(4)(5)(6)C.(2)(4)(5)(6)D.?1)(4)(5)(6)
8.??????????????????? ??
A.?????????????????????
B.????????????????????
C.?????????????????????
D.???????????????????
9.?????????4?????????a,b,c,d?????A,B,C,D?????????????????????????????????
A.1/2 B.1/4 C.1/8 D.1/16
10.???????????????????? ???
A.?????????????
B.??????????????
C.????????????????????
D.?????????????????????
11.??????aaBbCCDd?AABbCCdd???????????????????
A?1/4B.1/8C.1/16D.0
12.????????????????,?????????
A.???
B.??????
C.????
D.???
13.????AaBbCc?????3??????????????????????????????????????????????
A.4:1 B.3:1 C.2:1 D.1:1
14.?????????????40???????????????????
A.20? B.50?C.10? D.5?
15. ????????????????????????????????????
A??????????? B????????????
C??????????? D???
16.?????????????????????????
A.??????? B.?????
C.???????? D.?????
17.DNA???????
A.????????????????? B.????
C.??????D.?????????
18.????????????4????????????????????????????
A?1/2???????
B?1/3???????
C?1/2?X?????
D?1/3?X?????
?????????????????????
A?1/4?0?1/2 B?1/2?0?1/4 C?1/2?1/4?0D?1/2?0?1/2
20. ????????????YYSS??????yyss????F2????????80????F2????????????????
A?160 B?240 C?320D?480
4 19. ????????????????????????????????????
21??????????????????????32P???????15N??????????????????????32P?15N?????????????????????
A?100%?100%B?25%?50% C?50%?50% D?25%?0
A.1/2?2/3?1B.1/2?1/3?1
C.1/2?2/3?1/2 D.1/3?1/2?1/3
23.??????????????????????A?a????????????????????
A?A?????a????
B?A?????a???? C??????a????????? D??????A????????? 22.????????????????????????????????
24.????????????15????????????6109????????????????1 000?????????????????????????????????
?.30? 2105 ? ?.60? 2105 ?
?.30? 1105 ? ?.60? 1105 ?
25????????????????????????????????????
A.????????? B.?????????
C.????????? D.?????????
26.???DNA??????????????????????54%?????????????????????????22%?28%????????????????????????
A?24%?22% B?22%?28%C?26%?24% D?23%?27%
27. ?????? ddEeFF?DdEeff?2???????3?????????????????????????2?????????????
A.1/4 B.3/8 C.5/8 D.3/4
28.????Rr???????????????RR?rr?Rr???????? ? ????????????
? ??????????????
? ????????????
? ???????
A.??? B.??? C.??? D.???
29.????????????????????
A.?B.?? C.? D.??
30.??????????AA????????????aa?????????Aa????????????????????????????????????????????????
A.??????aa B.???Aa C.???Aa D.???aa?Aa
31.????????????????
A.??????????B.???????
C.?????????????D.????????
32.???DNA?????????????????????????????
A.???????DNA????
B.???DNA????
C.???DNA???????????????????
D.????????????
33.??????????????
??????????????DNA????????
???????????RNA
?DNA????????
?????????DNA?RNA
?????????DNA
A.??? B.?? C.??? D.???
34.??DNA?????????A?30%?????C+T?
A.50% B.20% C.30% D.15%
35.??????????????????????????????
A.???????????? B.??????????
C.???????????? D.??????????
36.????DNA?????????????????? ???
A.????????DNA?????????????????DNA??
B.??DNA????????
C.????????????
D.???DNA?????????
37. ????DNA??????30%????????????????????????????????????????????
A.20% B.30% C.40% D.70%
38. ???DNA?????????1400??????????A+T?:(C+G)=2:5?????????2???????????????????
A.200?B.400? C.600? D.1200?
39. ??????????32P?35S????????DNA???????????????????????????????????????????????????????DNA?????????????????? ?
A?P?P?S
B?P?P?S 313235313232 C?31P?32P?32S?35S
D?P?S?S 323235 P S
40. ????DNA?????????????????4???????ATP?37??????????????????????
A.???DNA,DNA??????4???????????
B.????DNA?????DNA??
C.???DNA,DNA?????????????????????
D.????DNA???????????????????
41. ????????????????????DNA?????????2???????????????????????
????
A??1?AB???????DNA??
??
B??1?DE???????????
??????????
C??2??????1??BC?
D??2????8?????8?DNA
???8?????
42.?????????HRV??RNA????????TMV??????????????????????????
A.??????????????????HRV
B.????????
C.??????????????????TMV
D.????????????????HRV?RNA?TMV??????
43.??????????????????????????
A????????????????????
B?????????????????????? C????????????????
?????????????????????
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发表于 2019-9-13 23:46:11