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 arcm I NCu d4c ei6m c6u t4o cria ruQt non phi hgrp v6i chric ndng h6p thp ch6t dinh du6ng. Tai sao mQt ngudi bi chtmg thit5u axit trong da ddy thi hiQu qud ti6u h6a o ruQt non sE th6p? CAu 2z 1Z,O arcm1 HC bdi titit nudc ti6u c6 c6u t4o nhu thi5 ndo? Trinh bdy qu6 trinh tpo 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) So s6nh sU gi6ng nhau vd kh6c nhau gifa qu6 trinh nguy€n phdn vd gi6m phdn trong t6 bao sinh vflt. CAu 6: (3,0 diAm) ThC di bQi 1A gi? Trinh bdy co chiS ph6t sinh vd h$u qui cria dOt bii5n th6 di bQi. CAu 7: (3,0 diA@ Gi6 sri c6 mQt qudn xd sinh v4t giim c6c 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 gen x6c dinh 2 cflp tinh tr4ng ndy t6n tai trex 2 alp NST thuong. Dem lai ch6 l6ng den, ngin-v6i nhau thi thu dusc: Wqf;r " 89 con l6ng den, trEhg; 3l con l6ng den, ddi; 29 aon l6ng tring, nghn I I con l6ng trfng, ddi. BiQn lu{n vd vitit so dO lai. n6t Lruy: - Thl sinh kh6ng duqc mang tdi li€uvdo phdng thi - Gidm thi coi thi kh6ng duqc gidi thich gi th/m. . 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. lu{n vd vitit so dO lai. n6t Lruy: - Thl sinh kh6ng duqc mang tdi li€uvdo phdng thi - Gidm thi coi thi kh6ng duqc gidi thich gi th/m. . nhau thi thu dusc: Wqf;r " 89 con l6ng den, trEhg; 3l con l6ng den, ddi; 29 aon l6ng tring, nghn I I con l6ng trfng, ddi. BiQn lu{n vd vitit so dO lai. n6t Lruy: - Thl sinh