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sinh 12

Total questions: 91

Worksheet time: 47mins

Name
Class
Date
1.

1.cấu tạo của Nucleoxom

a)

lõi là phân tủ ADN gom 146 cap nu duoc bao quanh boi tam phan tu protein histon voi 3/4 vong

b)

loi la 8 phan tu protein histon duoc 1 doan ADN voi 126 cap nu quan quanh 3/4 v0ng

c)

loi la 8 phan tu protein histon duoc 1 doan ADN voi 146 cap nu quan quanh 3/4 vong

d)

loi la phan tu ADN duoc bao quanh boi 8 phan tu protein histon voi 3/4 vong

2.

khi 2 alen troi thuoc 2 hay nhieu locut gen tuong tac voi nhau theo kieu: moi alen troi deu lam tang su bieu hien cua kieu hinh la kieu di truyen

a)

tuong tac bo sung

b)

tuong tac gen

c)

tuong tac cong gop

d)

phan li doc lap

3.

theo li thuyet, phep lai nao sau day cho doi con co KG theo ti le 1:1?

a)

Aa x Aa

b)

AA x AA

c)

AA x aa

d)

Aa x aa

4.

4.Tan so dot bien gen phu thuoc v :

1.suc chong chiu cua co the duoi tac dong cua moi truong 2. cuong do, lieu luong tac nhan 3. loai tac nhan

4. thoi diem tac dong 5. so luong gen co trong kieu ken

6. dac diem cau truc cua gen .

cau tra loi DUNG

a)

1,2,3,4,5

b)

1,2,4,6

c)

2,3,4,6

d)

2,3,4,5,6

5.

Lam khuon cho qua trinh dich ma la nhiem vu cua

a)

mARN

b)

mach ma goc

c)

tARN

d)

mach ma hoa

6.

ket qua cua phep lai thuan va phep lai nghich khac nhau ,con lai luon co kieu hinh giong me thi gen quy dinh tinh trang nghien cuu nam o

a)

tren NST thuong trong nhan

b)

tren NST gioi tinh Y

c)

ngoai nhan

d)

tren NST gioi tinh X

7.

khi noi ve dot bien lap doan NST phat bieu nao sau day SAI

a)

dot bien lap doan co the co hai cho the dot bien

b)

dot bien lap doan dan den lap gen tao dieu khien cho dot bien gen

c)

dot bien lap doan lam tang chieu dai cua NST

d)

dot bien lap doan luon lam tang kha nang sinh san cua the dot bien

8.

theo quan niem ve giao tu cua menden , moi tinh trang cua co the con chua

a)

cap nhan to di truyen cua bo hoac me

b)

mot nhan to di truyen cua bo va 1 nhan to di truyen cua me

c)

cap nhan to di truyen cua bo va me, co su pha ton

d)

1 nhan to di truyen cua bo hoac me

9.

khii phien ma , loai nucleotit Adenin trn mach goc cua bat cap bo sung vs loai nucleotit n

a)

A

b)

T

c)

U

d)

G

10.

chon cau SAI: DI truyen lien ket vs gioi tinh la su di truyen cua cac

a)

t̉ thuong ma gen quy dinh chung nam tren NST gioi tinh

b)

t̉ thuong ma gen quy dinh chung nam tren NST Y

c)

t̉ thuong ma gen quy dinh chung nam tren NST X

d)

t̉ gioi tinh ma gen quy dinh chung nam tren NST thuong

11.

truong hop nao sau day co the tao ra hop tu phat trien thanh nguoi mac hoi chung dao

a)

gtu chua 2 NST so 21 ket hop vs gtu bthuong

b)

gtu chua 2 NST so 23 ket hop vs gtu bthuong

c)

gtu khong chua NST so 21 ket hop vs gtu bthuong

d)

gtu chua NST so 22 BI nat doan ket hop vs gtu bthuong

12.

nhung KG nao sau day dc tao ra = pp gay dot bien

a)

AAAa,AAAA

b)

Aaaa,AAaa

c)

AAaa,aaaa

d)

AAAa,Aaaa

13.

mat doan nst so 21 gay benh j

a)

benh ung thu mau

b)

bach tang

c)

mau kho dong

d)

mu mau

14.

1 loai luong boi 2n co 7 lk. do dot bien da xay ra 2 the dot bien khac nhau la the ba va the tam boi. so luong lan luot la

a)

14 & 26

b)

15 &21

c)

13 & 21

d)

7 & 21

15.

ngt thuong noi benh mu mau va mau kho dong la benh nam gioi vi

a)

Benh dot bien do gen troi nam tren nst Y

b)

Benh dot bien do gen troi nam tren nst X

c)

Benh dot bien do gen lan nam tren nst X

d)

Benh dot bien do gen lan nam tren nst Y

16.

1 nguoi phu nu co 47 nst trong do co 3 nst X . ng do mac hoi chung

a)

sieu nu

b)

tocno

c)

claipheno

d)

dao

17.

trong co che dieu hoa gen o sv nhan so vtro cua gen dieu hoa la

a)

noi gan v cua protein uc che de can tro hoat dong cua enzim phien ma

b)

mang thong tin cho vc tong hop 1 protein uc che tac dong len vung van hanh

c)

mang thong tin cho vc tong hop 1 protein uc che tac dong len gen cau truc

d)

mang thong tin cho vc tong hop 1 protein uc che tac dong len vung khoi dong

18.

dieu KHONG DUNG ve nst gioi tinh o moi ng la nst gioi tinh

a)

chi gom 1 cap trong nhan tb

b)

chi co cac tb sinh duc

c)

ton tai o cap tuong dong XX or ko tuong dong XY

d)

chua cac gen quy dinh gioi tinh va cac gen quy dinh t^

19.

trong cau truc sieu hien vi cua nst, dang soi co ban co duong kinh la

a)

300nm

b)

11nm

c)

30nm

d)

20nm

20.

o ng, t^co tum long tai di truyen

a)

theo dong me

b)

cheo gioi

c)

doc lap vs gioi tinh

d)

thang theo bo

21.

dot bien gen co nhung t/c la

a)

rieng re, ko xdinh, di truyen, da so co hai, 1 so co loi or trung tinh

b)

pho bien trong loai, di truyen, co loi or co hai

c)

bien doi cau truc protein lam tt bien doi tuong ung vs dieu kien trg

d)

rieng re, ko xdinh, chi di truyen neu xay ra giam phan

22.

loai tac dong cua gen thuong dc chu y trong chan nuoi trong trot

a)

tac dong da hieu

b)

tuong tac cong gop

c)

tuong tac at che giua cac gen ko alen

d)

tuong tac bo sung giua 2 loai gen troi

23.

o ng, alen A nam tren nst X quy dinh mau dong bthuong la troi hoan toan so vs alen a quy dinh benh mau kho dong . ko db. con trai cua cap bo me n luon bi benh mau kho dong

a)

XaXa x XAY

b)

XAXa x XaY

c)

XAXa x XaY

d)

XAXa x XAY

24.

phep lai 1 tt cho doi con phan li KH theo ti le 15:1 . di truyen theo quy luat

a)

tac dong cong gop

b)

LKG

c)

HVG

d)

di truyen lien ket vs gioi tinh

25.

xet phep lai AabbDd x AabbDd

a)

27KG, 8KH

b)

9KG,4KH

c)

8KG,27KH

d)

6KG,9KH

26.

Hoi chung benh n chi xh o nu gioi

a)

tocno

b)

claiphento

c)

dao

d)

ADIS

27.

1 Loai sv co bo nst luong boi 2n, the khong thuoc loai n co bo nst la

a)

2n-2

b)

2n+2

c)

n+2

d)

n-2

28.

nst o sv nhan thuc dc cau tao tu

a)

ADN & protein

b)

ARN & protein

c)

ARN & riboxom

d)

ADN & ARN

29.

o sv nhan thuc, bo ba ma hoa metionin

a)

5'UAA3'

b)

5'UUA3'

c)

5'UGU3'

d)

5'AUG3'

30.

VS 2 cap gen di hop nam tren 2 cap nst thg khac nhau thi cach viey n dung

a)

AaXBXb

b)

AaBb

c)

AB//ab

d)

????????

31.

neu cac gen lk ko hoan toan ( tan so f=40%0 thi kg AB/ab giam pham t gtu AB

a)

20%

b)

30%

c)

50%

d)

40%

32.

muc do gay hai cua alen db doi vs the db phu thuoc v

a)

tac dong cua tac nhan gay db

b)

dk mtr song cua the db

c)

to hop gen mang db

d)

mtr va to hop gen mang db

33.

khi noi ve HVG, phat bieu n sau dau ko dung?

a)

o tat ca ca loai sv, HVG chi xay ra o gioi cai ma ko xay ra o gioi duc

b)

HVG lam tang bien di to hop

c)

tan so HVG phan anh k/c tuong doi giua cac gen tren nst

d)

tan so HVG ko vuot qua 50%

34.

de xax dinh 1 tt do gen trong nhan hay gen trong tbc quy dinh, ngt tien hanh

a)

lai thuan nghich

b)

lai khac dong

c)

lai phan tich

d)

lai xa

35.

khi noi ve db gen, phat bieu n sau day SAI ?

a)

nhung co the mang alen db deu la the db

b)

db diem co the ko gay hai cho the db

c)

db gen co the la thay doi so lk gen

d)

db thay the ko lam thay doi ti le (A+T)/(G+X) cua gen

36.

the db n dc tao ra nho lai xa ket hop vs da boi hoa

a)

the tam boi

b)

the song nhi boi

c)

lai phan tich

d)

the tu boi

37.

nhom dv nst gioi tinh o gioi duc XX, gioi cai XY

a)

Ga,bo cau, chim

b)

trau,bo,huou

c)

ho,bao,meo rung

d)

tho, ruoi giam,su tu

38.

the da boi le

a)

co tb mang bo nst 2n+1

b)

co k/n sinh san huu tinh bt

c)

co ham luong ADN nhieu gap 2 lan so vs the luong boi

d)

ko co k/n sinh san huu tinh

39.

qua trinh phien ma dien ra o dau

a)

TBC

b)

nhan

c)

riboxom

d)

ti the

40.

noi enzim ARN-polimelaza bam v va khoi dong phien ma

a)

vung ma hoa

b)

vung van hanh

c)

vung dieu hoa

d)

vung khoi dong

41.

o lua Dai mach su gia tang hoat tinh E amilaza la do

a)

chuyen doan

b)

lap doan

c)

dao doan

d)

mat doan

42.

cho phep lai AB/ab x Ab/aB .ti le KG AB/ab o F1 la

a)

1/2

b)

1/4

c)

1/8

d)

1/16

43.

o cap do phan tu, thong tin di truyen dc truyen tu tb me sang tb con nho co che

a)

nhan doi ADN

b)

giam phan va thu tinh

c)

dich ma

d)

phiem ma

44.

db diem la

a)

db lien quan den 1 cap nu

b)

db lien quan den nhieu cap nu

c)

db mat 1 cap nu

d)

db thay the 1 cap nu

45.

cromatic co duong kinh

a)

300nm

b)

30nm

c)

700nm

d)

11nm

46.

1 gen co so luong loai A la 600 va chiem 30% tong LK hidro

a)

1200

b)

3600

c)

5400

d)

2400

47.

soi sieu xoan co dg kinh

a)

2nm

b)

11nm

c)

30nm

d)

300nm

48.

1 gen o sv nhan so dai 323nm so loai T chiem 18% tong so nu .so loai nu cua G

a)

342

b)

432

c)

608

d)

806

49.

tinh pho bien cua ma di tryuen

a)

moi bo ba chi ma hoa cho 1 loai aa

b)

da so loai co chun 1 bo ma

c)

1 aa co the ma hoa boi 1 hay nhieu bo ba

d)

n codon cung ma hoa 1 aâ

50.

bo nst 2n thua 1 nst goi la

a)

the 1

b)

the ko

c)

th 3 the

d)

the4

51.

cho dang db sau:

1.lap doan NST 2.mat doan NST 3.db gen 4.dao doan ngoai tam dong 5.chuyen doan ko tuong ho 6.db lech boi

a)

1,2,6

b)

3,5,6

c)

1,2,5

d)

2,4,6

52.

phep lai cho ti le 35:1

a)

Aaaa x Aaaa

b)

AAAa x AAAa

c)

AAaa xAAaa

d)

AAaa x Aaaa

53.

ma di truyen co tinh thoai hoa la do

a)

so aa nhieu so ma di truyen

b)

so ma di truyen nhieu hon so loai aa

c)

so loai ma di truyen nhieu so loai nu

d)

s loai aa nhieu hon so loai nu

54.

tuong tac cong gop la

a)

so luong KH ti le thuan vs so luong gen quy dinh

b)

so lg KH ti le nghich vs so lg gen quy dinh

c)

so KH phu thuoc v gen troi

d)

so lg KH phu thuoc v kieu tuong tac

55.

axit foocmim metionin

a)

5'AUG3'

b)

5'UAX3'

c)

3'AUG5'

d)

3'UAX5'

56.

KHI NOI VE db cau truc NST, ca DUNG la

a)

db mat doan ko lam thay doi so luong gen

b)

db chuyen doan co the ko lam thay doi so lg va thanh phan cua 1 nst

c)

db cau truc nst chi xay ra o nst thuong ma ko xay ra nst gioi tinh

d)

db dao doan la cho gen tu lk nay sang lk khac

57.

noi protein uc che bam v

a)

vung O

b)

vung P

c)

vung ma hoa

d)

vung dieu hoa

58.

thi nghiem Mocrgan, p thuan chung thu dc canh xam, dai .ong lay ruoi cai lai phan tich thu dc quy luat

a)

LKG

b)

HVG

c)

phan li doc lap

d)

tuong tac gen

59.

cac doan gen ko tuong dong tren NST X co su di truyen

a)

theo dong me

b)

thang

c)

nhu cac gen tren nst thuong

d)

cheo

60.

giong dua hau tam boi ko co dac die n sau day

a)

sinh truong nhanh,phat trien manh

b)

chong chiu vs dk bat loi cua mt

c)

qua nhieu hat, kich thuoc hat lon

d)

qua to, ngot hon dua hau luong boi

61.

ung thu mau do

a)

mat doan NSTso 5

b)

co 3NSTso21

c)

mat doan NSTso 18

d)

mat doan NST so21

62.

muac cau truc co duong kinh 30nm

a)

cromatic

b)

soi co ban

c)

soi nhiem sac

d)

sieu xoan

63.

o sv nhan thuc ,qtrinh chi xay ra o TBC

a)

nhan doi NST

b)

TONG HOP CHUOI POLOPEPTIT

c)

NHAN DOI ADN

d)

TONG HOP AÛN

64.

co the n cho giao thu Ab vs ti le 50%(lk hoan toan

a)

AB/ab

b)

AB/aB

c)

Ab/aB

d)

Ab/Ab

65.

o dich ,AXIT co chuc nang nhu ng phien dich

a)

rARN

b)

tARN

c)

ADN

d)

mARN

66.

O sv nhan thuc ,vung dau mut co tac dung

(a)  

67.

tinh dac hieu cua ,a di truyen

(a)  

68.

hoa chat 5BU co tac dung gay db

a)

mat A-T

b)

mat G-X

c)

thay the A-T thanh G-X

d)

thay the G-X thanh A-T

69.

gen vung ko tuong dong tren nst Y la hien tg

a)

cheo

b)

thang

c)

theo dong me

d)

nhu tren nhiem sac the thuong

70.

bo ba mo dau

a)

foocmim metionin

b)

metionin

c)

pheninalanin

d)

xitokinin

71.

o hoa phan gen quy dinh mau la nam trong TBC. lau hat phan la xanh thu phan cho cay xanh la.ti le doi con co KH

a)

100% xanh dom

b)

100% xanh la

c)

3xanh:1 dom

d)

3 dom:1xanh

72.

benh mau kho dong do db gen lan a tren nst X , bo me co KG n cho con gai mac benh ti le 25%

a)

XaXa x XaY

b)

XAXA x XaY

c)

XAXa x XaY

d)

XAXa x XaY

73.

hien tuong di truyen LK xay ra khi

a)

bo me thuan khac nhau boi 2 tinh trang tuong phan

b)

cac cap gen quy dinh cac cap tt cung nam tren 1 cap nst tuong dong

c)

ko co hien tg tuong tac gen va di truyen lien ket gioi tinh

d)

cac gen nam tren nst dong dang khac nau

74.

gen chi phoi su hinh thanh nhieu tt

a)

gen da hieu

b)

gen dieu hoa

c)

gen tang cuong

d)

gen troi

75.

axit co chuc nang van chuyen aa

a)

mARN

b)

tARN

c)

rARN

d)

ADN

76.

cho gen A quy dinh mat do troi .phep lai thuan XAXA xXaY thi phep nghich cho kq

a)

100 mat do

b)

100 mat trang

c)

1 cai do :1 duc trang

d)

3 do : 1 duc trang

77.

aaBB giam pham tao aB chiem

a)

100

b)

15

c)

25

d)

50

78.

A & B quy dinh qua det, thieu 1 trong 2 l tron ,ko co la dai. KG quy dinh qua tron

a)

AABb

b)

AaBb

c)

aaBb

d)

aabb

79.

benh mu mau do db lan tren nst X quy dinh gau ne (Xm).cap vo chong sinh 1 con trai binh thuong ,con gai mu mau. KG cua vc

a)

XMXM x XMY

b)

XMXm x XMY

c)

XMXm x XmY

d)

XMXM x XmY

80.

trong co che dieu hoa hoat dong gen cua sv nhan so co vtro cua gen dieu hoa la

a)

mang thong tin quy dinh tt protein dieu hoa

b)

noi lk protein dieu hoa

c)

noi tiep xuc enzim ARN polimelaza

d)

mang thong tin qd enzim polimelaza

81.

soi co ban co dg king

a)

30nm

b)

300nm

c)

11nm

d)

700nm

82.

mach goc: 3'.....AAAXAATGGGGA....5'

a)

5'...TTTGTTAXXXXT...3'

b)

5'..GGXXAATGGGGA..3'

c)

5'..GTTGAAAXXXXT..3'

d)

5'...AAGTTAXXGGT..3'

83.

HOI CHUNG CLAIPHENTO DO

a)

nam bo nst XXY

b)

XXYY

c)

XO

d)

XXX

84.

Gen vung tuong dong tren nst gioi tin XY

a)

thang

b)

cheo

c)

nhu gen tren NSTthuong

d)

theo dong me

85.

tac nhan lam 2bazo timi tren cung 1 mach lk vs nhau

a)

consixin

b)

5BU

c)

tia ngoai tu

d)

Acridin

86.

nhan so bo ba mo dau

a)

foocmim metionin

b)

metionin

c)

cromatit

d)

///

87.

don vi cau t nst

a)

riboxom

b)

nucleotit

c)

cromatit

d)

nucleoxom

88.

dang dot bien ko phai db diem

a)

thay the nu

b)

mat 1 cao nu

c)

them 1 cap nu

d)

dao vi tri cua 2 cap nu cho nhau

89.

= cach n ma Menden da tao ra dong thuan ve tung tt

a)

tu thu qua nhieu the he

b)

giao phan nhieu lan vs nhau

c)

lai phan tich ca the troi vs ca the lan

d)

sd pp nhan giong nhua giam canh chiet canh

90.

tac dong qua lai qua qua trinh hinh thanh kieu hing

a)

tuong tac gen

b)

hvg

c)

lkg

d)

tinh da hieu

91.

xet 2 cap gen Mm na tren nst so 2 va so 5. 1 tb sinh tinh co kg MmNn khi tao gt ,cap nst so 2 ko phan li o ki sau giam phan thi tb n co the sinh ra n loai gt n

a)

MmNn,0

b)

MmN,n

c)

MmN,Mmn,N,n

d)

Mmn,Mmn,0