so cIAo Dvc
vA
EAo TAo
AN
GIANG
on rnr
cHeN Hec
srNH
cr6r cAp riNH
LoP
9 Trrcs
nAnn
zorc-zort
Kh6a
ry1203t20t1
wION
THr:
sINH Hoc
***
Bn
cHinn rHr.Ic
@t
sBp:.
(De
thi
g6m
0l trang,
c6 I cdu)
Cffu
1:
1Z,O

thdnh nu6c ti6u 6 c6c
don v! chric ndng
cria thfn.
Cflu3:
Qf
die@
NOu cdu t4o h6a
hgc cria
phdn
tu ADN. Vi
sao ADN
c6 cdu t4o rdt
cta d4ng vd d4c thn?
'
Cffu
4:
(2,0
di€m)
K! thuQt
gen
ld
gi?
Trinh
bdy c6c khdu chinh
trong k!
thuQt
gen.
Ciu 5:
(3,0
di€m)

loii
sinh vdt
sau: c6, th6, d6, chim 6n sdu, sdu
h4i
thyc vQt, h6, mdo
nlng, vi
sinh
v4t.
Hdy
chi ra trong
quAn
xd sinh vflt
tr€n c6 thO c6 nhflng
chu6i thric 6n ndo? VC ludi thric dn
cta
qu6n
xd sinh vQt
e16?
Cf,u 8:
(3,0
d)m)
BiCt 2
tinh tr4ng mdu
sdc
16ng,
kich thudc l6ng
0 ch6 do Z
cdp
gen quy
dinh. Hai cflp

Thl sinh kh6ng duqc
mang tdi li€uvdo
phdng
thi
- Gidm thi coi thi kh6ng duqc
gidi
thich
gi
th/m.