si) DUNG BAI TOAN NHAN IHlli; Ol TO GHAG NDAT DONG CHD HOC SINH I D PHII0NG PHAP DAY HOG DD AN PHAN CO C H I D I TBDYiN VA B I I N Dl D qy hqc theo dy dn (DA) Id phuong phdp hqc tdp mdi dugc tri ln kh[.]
Trang 1si) DUNG BAI TOAN NHAN IHlli; Ol TO GHAG NDAT DONG CHD HOC SINH
I D PHII0NG PHAP DAY HOG DD AN PHAN CO CHI DI TBDYiN VA B I I N Dl
Dqy hqc theo dy dn (DA) Id phuong phdp
hqc tdp mdi dugc triln khai thu nghiSm d
mdt sd trudng THPT d nude to trong nhCrng
ndm gdn ddy; trong dd hgc sinh (HS) tham gia
fim hilu nhOng van de hd'p ddn vd tqo ra dugc
sdn phdm thye t l DA cho phep tqo ra nhilu co
hdi hqc tdp Idn hon, ddt HS vdo vai trd tich eye
nhu: Id ngudi gidi quyet vd'n d l , ro quylt djnh,
dilu tra vien, vilt bdo cdo DA hudng tdi myc
fieu gido dye quon trqng vd ddc thu, vi vdy, dp
dyng phuong phdp dqy hqc theo DA cho HS
Id hudng di dung Kong ddi mdi phuong phdp
dqy hqe Tuy nhien, phdi lya chqn thdi d i l m ,
ndi dung bdi hqe, k l hoqch hqe tdp hgp li di
giup HS xdy dyng DA soo cho khdng dnh
hudng d i n qud trinh hgc tdp md vdn phdt huy
dugc Hnh ehu ddng sdng tgo trong qud trinh ty
chilm linh tri thuc
Bdi vilt gidl thieu DA hgc tdp phdn Ca chi
di truyin vd Bien dj (Chuong I Phdn V Sinh
hgc 12, ndng coo) vd su dyng bdi tdp nhdn
thuc (BTNT) Idm phuong Hen Theo khung phdn
phoi chuang Kinh, ndi dung hqe ehuong I cd
t h i dugc xdy dyng thdnh 3 DA Idn, Id: - DA 1:
Tim hilu edu Kuc vdt chd't di Kuyin vd co e h l di
truyen, bien dj d ed'p do phdn h/ euo sinh vdt
nhdn so, nhdn thye; DA 2: Tim hilu cdu true
vdt chd't di Kuyen vd co che di truyen, bien dj d
ed'p do t l bdo cua sinh vdt nhdn thye; - DA 3:
Hdu qud, vol trd cua dot bien vd dnh hudng
cua mdi trudng
Dudi ddy Id cdc budc thye hien DA 1 (theo
nhdm hqc tqp vdi 4 fill lithuy^ v d l tilt ibyc hdnh)
1 Xdy dyng DA: Liet ke vd chudn bj tdi
lieu phye vy cho DA (Sinh hgc 12, Dl truyin
hqc, phim tu lieu ve tdi bdn, phlen md, gidi
md); - He thd'ng hdo ndi dung kiln thuc trong
DA thdng qua bdng 1; Xdy dyng BTNT;
Xdy dyng philu ddnh gid (thi hien myc Heu
cua DA)
O Tins HA TH! THUV
Bdng 1 Ngl dung phdn ca chidi truyen cdp do phdn tu
Ti6u chi
Tdi ban Sao ma Giai md Oi^u h6a ho^t d$ng gen 0$t bidn gen
Vi tri didn ra
SV nhdn
so
SV nhdn thuc
Cdc ydu td tham gia
SV nhdn
so
SV nhdn thi^
Oidn bidn
SV nhdn
so
SV nhdn thi^
2 Kl^ hogch thuc hien
Doi vdi HS: Ldp chia Idm 4 nhdm, cde nhdm
thye hien 3 nhiem vy sou: Hodn thdnh bdng 1 vd BTNT; Bdo cdo kit qud thye hien nhiem vy 1; Ddnh gid kit qud Idm viec cua minh vd cua bqn thdng qua philu ddnh gid
Dd'i vdi gido vien (GV): - Cung cdp tdi lieu dd
chudn bj vd djnh hudng tdi lieu tham khdo cho HS; Gidm sdt hogt ddng hqc tqp, udn ndn nhdn thuc ciia HS, hd trg n l u cdn; Yeu cdu HS Idm viec dung filn do, trong dd:
Tiit 1: GV cung cap Kr lieu, hudng ddn Idm DA,
thd'ng nhd't ndi dung bdo cdo HS phdi hodn thdnh
ndi dung bdng 1, BTNT, phiiu ddnh gid theo dung
thdi gian quy djnh
Tiit 2: Bdo cdo bdng 1 (ndi dung phdn sinh vdt
nhdn so)
Tiit 3: Bdo cdo bdng 1 (ndi dung phdn sinh vqt
nhdn thye) vd gidl BTNT h> myc 1 d i n myc 4
Tiit 4: Gidi BTNT h> myc 5 den myc 6
Tiit 5: Tdng kit
(Chij y: Philu ddnh gid dugc bdt ddu hogt ddng h>tllt2)
Ngodi ra, GV cdn bd' \r\ bdo cdo nhqn xet, cho cde nhdm ddnh gid cheo, Kr dd GV ddnh gid nqi
dung HS hodn thdnh
* Tnrdng Bai hoc sir pham Ha Noi
Tap ehi Giao due so 2 6 6 (ki 2.7/20fi)
Trang 2Bdnq2 Phiiu ddnh qid
Tieu chi
NQI
dung
Hinh thifc
Neu d4y du chinh xdc khdi ni^m gen,
ma di truyen, tdi ban, phi§n md, giai
ma, didu hoa hogt d^ng cua gen, dot bidn gen
Trinh bdy co chd tdi ban c6 hinh dnh, phim m6 phong minh hoa
Trinh bdy co chd tai phldn md c6 hinh anh, phim m6 phong mlnh hpa
Trinh bay co chd giai md co hinh anh, phim m6 phong minh hpa
Trinh bay co chd di^u h6a hogt dpng ciJa gen c6 hinh anh, phim mo phong minh hpa
Trinh bdy co chd phdt sinh d$t bidn gen, hdu qua cua dQt bidn gen
Trinh bdy cdc hinh thifc bidu hidn cua dot bidn gen
Trinh bdy m6i quan hd giijfa AND ~ mARN - Protein Tinh trang
Giai diing BTNT
B6 cue dep, khoa hoc
Npi dung bao cao dupc didn dat logic,
ro rang, sinh dpng
Didm tdi da
1
1
1
1
1
1 0,5 0,5
2 0,5 0,5
Oiem ehdm Nhom GV
ehdm
3 Bdi tdp nhdn thuc
Mqch don thu nhd't cua phdn Kr ADN
cd sd lugng Nu mdi loai nhu sou: A,=
2000, T ,= 3000, X,= 4000, G,= 6000
1) Xdc djnh Nu tren mqch edn Iqi vd
tdng sd Nu euo gen
2) Xdc djnh lien kit Hidro, hda trj,
chieu ddi euo gen
3) Mdt phdn tu ADN khde cung cd
sd lugng Nu gid'ng ADN dd cho, dieu
gl Idm cho chung khde nhau ve cdu true?
4) Phdn h/ ADN tren tham gio vdo
qud Kinh tdi bdn: Xdc djnh so Nu cdn
cho qud Kinh tai bdn 1 Idn, 2 Idn, n Idn;
- Sd lien kit Hidro bj phd huy trong qud
trinh tdi bdn n Idn
5) N l u phdn tu ADN tren sao md 3
ldn Xdc djnh so mARN dugc hinh thdnh
Xdc djnh so' Nu Krng logi cdn cho qud
trinh sao md O mARN mdi duoc hlnh
thdnh cd 8 dogn Exon Em hdy xdc djnh
so doqn intron bj loqi
6) Gid su mqch 5'-3' cua ADN cd
edu true nhu sou: ATATG TAT TTT GAG AAA cdng viec ed chd't lugng nhdt vd dy tinh dieu gi GGG GGA AGA TTA TXA TAG GGG (Su dyng dang chd dgi ngay tu khi bdt ddu DA, cung nhu bdng md di truyen (Kong 11), Sinh hgc 12) dugc tham gio vdo qud trinh kiem tro, ddnh gid a) Khi gen sao md mdt Idn, xdc djnh trdt ty GV vd HS cd co hqi rd sodt, phdn hdi hoy dieu
Nu, so lugng Nu Ken mARN; b) Xdc djnh sd' lugng chinh trong sud't qud trinh thye hien DA Khi DA axit omin, trinh h/ axit omin Ken protein, so lugng kit thuc, HS the hien thdnh qud hqe tdp euo mlnh tARN tham gia vdo qud Kinh gidi md tren; e) N l u thdng qua bdi thuylt trinh, cdc vdn bdn tdi lieu,
bj mdt mdt Nu d vj Ki sd 8 euo mqch gdc thi so Nhung sdn phdm ndy giup HS t h i hien khd ndng lugng axit omin, Kinh Kr axit omin tren protein, sd diln <fot vd Idm chu qud trinh hqc tdp
lugng t/VRN tham gio se thay ddl t h i ndo? d) Nlu • "
thay t h i mdt Nu d vj tri sd' 8 bdng mdt Nu khdc thi Thdng quo DA, GV cd vai trd djnh hudng qud
sd lugng axit omin, Kinh Kr axit omin tren protein, frinh nhdn thuc cho HS, cdn HS chu ddng hqc tdp
sd lugng tARN tham gia se thay ddi the ndo?; fy di Hm Ki thuc de hodn thien nqi dung bdi hqc
e) Nlu them mdt Nu d giCro vj Ki sd' 7 vd sd 8 thi so Sinh hqc Id mdn khoo hqc thye nghiem nen viec lugng axit omin, Kinh Kr axit omin tren protein, so <<,p dyng hinh thuc dqy hqe theo DA Id khd thi vd luong tARN tham gio se thay ddi t h i ndo?; g) N l u se dqt hieu qud cao, cung Id phuong hudng gdp
ddo vj \r\ giua Nu sd 7 vd sd' 8 thi so lugng axit p^^n ddi mdi phuong phdp dqy hqc •
amin, Kinh hr axit omin Ken protein, sd lugng tARN
Tai lieu tham khao
1 Vu van Vu (tdng chu bien) Sinh hoc 12 (nang
cao) NXB Gido due, H 2008
2 VQ van Vu (tdng chii bien) Sach giao vien Sinh
hQC 12 (nang cao) NXB Gido due, H 2008
3 Le Dinh Trung "Xay dung va sir dung bki toan nhan thiic d^ nang cao hieu qua day hoc phdn ca sa vat ch^t
va ca ch^ di truySn trong chuang trinh Sinh hoc bac trung hpc phd th6ng" Luan an Pho ti^n sT, 1994
4 Thai Duy Tuyen Giao due hoc hien dai NXB Dgi
hoc qud'c gia Hd Ndi, 2001
tham gio se thay ddi t h i ndo? (xem bdng 2)
DA ndy dugc xdy dyng dya tren ndi dung cot
Idi cua chuong Kinh vd thye filn dqy hqc, ddp ling
duqc cde ehudn kiln thuc, kT ndng HS dugc gidi
thieu ve DA, nhiem vy cy t hi md HS phdi thye hien
(thdng quo bdng ndi dung edn hodn thdnh, BTNT,
cdu hdi md, y Kidng bao qudt ed tinh logic cao) HS
phdi Kr duy sdu hon v l cde vd'n de ndi dung mdn
hqc theo ede chudn vd myc Heu Ben eqnh dd, HS
dd dugc xem mdu vd hudng ddn trude di thye hien
Tap chi Giao due so 2 6 6 (ki 2 - 7/20H)