B\u00e0i 1 (trang 123 SGK Sinh 11):<\/b>\u00a0V\u1ebd s\u01a1 \u0111\u1ed3 c\u1ea5u t\u1ea1o xin\u00e1p.<\/p>\n
L\u1eddi gi\u1ea3i:<\/b><\/p>\n
V\u1ebd s\u01a1 \u0111\u1ed3 xinap: (h\u00ecnh 30.2 sgk Sinh h\u1ecdc 11)<\/p>\n
<\/p>\n
B\u00e0i 2 (trang 123 SGK Sinh 11):<\/b>\u00a0Ch\u1ea5t trung gian h\u00f3a h\u1ecdc c\u00f3 vai tr\u00f2 nh\u01b0 th\u1ebf n\u00e0o trong truy\u1ec1n tin qua xin\u00e1p?<\/p>\n
L\u1eddi gi\u1ea3i:<\/b><\/p>\n \u00a0Ch\u1ea5t trung gian h\u00f3a h\u1ecdc c\u00f3 vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c truy\u1ec1n tin qua xin\u00e1p:<\/p>\n Ch\u1ea5t trung gian h\u00f3a h\u1ecdc \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng kh\u1ecfi c\u00e1c b\u00f3ng xin\u00e1p s\u1ebd \u0111i qua khe xin\u00e1p v\u00e0 g\u1eafn v\u00e0o th\u1ee5 th\u1ec3 \u1edf m\u00e0ng sau xin\u00e1p, l\u00e0m thay \u0111\u1ed5i t\u00ednh th\u1ea5m \u1edf m\u00e0ng sau v\u00e0 l\u00e0m xu\u1ea5t hi\u1ec7n xung th\u1ea7n kinh (\u0111i\u1ec7n th\u1ebf ho\u1ea1t \u0111\u1ed9ng) lan truy\u1ec1n \u0111i ti\u1ebfp.<\/p>\n B\u00e0i 3 (trang 123 SGK Sinh 11):<\/b>\u00a0\u0110\u00e1nh d\u1ea5u X v\u00e0o \u00f4 \u25ad cho c\u00e2u \u0111\u00fang v\u1ec1 xin\u00e1p.<\/p>\n \u25ad A – T\u1ed1c \u0111\u1ed9 truy\u1ec1n tin qua xin\u00e1p h\u00f3a h\u1ecdc ch\u1eadm h\u01a1n so v\u1edbi t\u1ed1c \u0111\u1ed9 lan truy\u1ec1n xung th\u1ea7n kinh tr\u00ean s\u1ee3i th\u1ea7n kinh kh\u00f4ng c\u00f3 mi\u00ealin.<\/p>\n \u25ad B – T\u1ea5t c\u1ea3 c\u00e1c xin\u00e1p \u0111\u1ec1u c\u00f3 ch\u1ee9a ch\u1ea5t trung gian h\u00f3a h\u1ecdc l\u00e0 ax\u00eatinc\u00f4lin.<\/p>\n \u25ad C – Truy\u1ec1n tin khi qua xin\u00e1p h\u00f3a h\u1ecdc c\u00f3 th\u1ec3 kh\u00f4ng c\u1ea7n ch\u1ea5t trung gian h\u00f3a h\u1ecdc.<\/p>\n \u25ad D – Xin\u00e1p l\u00e0 di\u1ec7n ti\u1ebfp x\u00fac c\u1ee7a c\u00e1c t\u1ebf b\u00e0o c\u1ea1nh nhau.<\/p>\n L\u1eddi gi\u1ea3i:<\/b><\/p>\n \u0110\u00e1p \u00e1n: A.<\/p>\n B\u00e0i 4 (trang 123 SGK Sinh 11):<\/b>\u00a0T\u1ea1i sao xung th\u1ea7n kinh \u0111\u01b0\u1ee3c d\u1eabn truy\u1ec1n trong m\u1ed9t cung ph\u1ea3n x\u1ea1 ch\u1ec9 theo m\u1ed9t chi\u1ec1u?<\/p>\n L\u1eddi gi\u1ea3i:<\/b><\/p>\n Trong m\u1ed9t cung ph\u1ea3n x\u1ea1 xung th\u1ea7n kinh ch\u1ec9 \u0111\u01b0\u1ee3c d\u1eabn truy\u1ec1n \u0111i theo m\u1ed9t chi\u1ec1u v\u00ec: c\u00e1c n\u01a1ron trong cung ph\u1ea3n x\u1ea1 li\u00ean h\u1ec7 v\u1edbi nhau qua xin\u00e1p, m\u00e0 xin\u00e1p ch\u1ec9 cho xung th\u1ea7n kinh \u0111i theo m\u1ed9t chi\u1ec1u.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":" B\u00e0i 1 (trang 123 SGK Sinh 11):\u00a0V\u1ebd s\u01a1 \u0111\u1ed3 c\u1ea5u t\u1ea1o xin\u00e1p. L\u1eddi gi\u1ea3i: V\u1ebd s\u01a1 \u0111\u1ed3 xinap: (h\u00ecnh 30.2 sgk Sinh h\u1ecdc 11) B\u00e0i 2 (trang 123 SGK Sinh 11):\u00a0Ch\u1ea5t trung gian h\u00f3a h\u1ecdc c\u00f3 vai tr\u00f2 nh\u01b0 th\u1ebf n\u00e0o trong truy\u1ec1n tin qua xin\u00e1p? L\u1eddi gi\u1ea3i: \u00a0Ch\u1ea5t trung gian h\u00f3a h\u1ecdc c\u00f3 vai […]<\/p>\n","protected":false},"author":3,"featured_media":30300,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[1324],"tags":[1486,1485],"yoast_head":"\n