10 vạn câu hỏi vì sao - Cơ thể người

["ng\u01b0\u1eddi kho\u1ea3ng 14 n\u0103m, do \u0111\u00f3 tu\u1ed5i th\u1ecd t\u1ef1 nhi\u00ean c\u1ee7a con ng\u01b0\u1eddi l\u00e0 14 x (8 - 10) = 112 - 140 n\u0103m. V\u1eady nh\u1eefng nh\u00e2n t\u1ed1 n\u00e0o \u0111\u00e3 r\u00fat ng\u1eafn tu\u1ed5i th\u1ecd c\u1ee7a con ng\u01b0\u1eddi. X\u00e3 h\u1ed9i c\u1ed5 \u0111\u1ea1i c\u00f3 c\u00e1c nh\u00e2n t\u1ed1 nh\u01b0 thi\u00ean tai, m\u00e3nh th\u00fa, \u0111\u00f3i \u0103n, \u1ed1m \u0111au kh\u00f4ng c\u00f3 thu\u1ed1c thang v.v.. l\u00e0m \u1ea3nh h\u01b0\u1edfng, cho n\u00ean tu\u1ed5i th\u1ecd b\u00ecnh qu\u00e2n ng\u1eafn h\u01a1n hi\u1ec7n nay r\u1ea5t nhi\u1ec1u. Tr\u00ean th\u1ebf gi\u1edbi, qu\u1ed1c gia c\u00f3 nh\u1eefng ghi ch\u00e9p \u0111\u1ea7u ti\u00ean v\u1ec1 tu\u1ed5i th\u1ecd con ng\u01b0\u1eddi l\u00e0 Hi L\u1ea1p. H\u1ed3i \u0111\u00f3 b\u00ecnh qu\u00e2n tu\u1ed5i th\u1ecd l\u00e0 19 tu\u1ed5i; th\u1ebf k\u1ec9 XVI tu\u1ed5i th\u1ecd b\u00ecnh qu\u00e2n ng\u01b0\u1eddi Ch\u00e2u \u00c2u l\u00e0 21 tu\u1ed5i; \u0111\u1ebfn th\u1ebf k\u1ec9 XVII t\u0103ng l\u00ean 26 tu\u1ed5i, th\u1ebf k\u1ec9 XVIII l\u00e0 34 tu\u1ed5i. \u0110\u1ea7u th\u1ebf k\u1ec9 XX \u0111\u1ea1t \u0111\u01b0\u1ee3c 50 tu\u1ed5i. B\u01b0\u1edbc v\u00e0o th\u1eadp k\u1ec9 70 c\u1ee7a th\u1ebf k\u1ec9 XX, tu\u1ed5i th\u1ecd b\u00ecnh qu\u00e2n c\u1ee5 \u00f4ng \u1edf Nh\u1eadt B\u1ea3n \u0111\u00e3 \u0111\u1ea1t \u0111\u1ebfn 71,16 tu\u1ed5i, c\u00e1c c\u1ee5 b\u00e0 l\u00e0 78,31 tu\u1ed5i, \u0111\u00f3 l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a s\u1ef1 ph\u00e1t tri\u1ec3n ti\u1ebfn b\u1ed9 v\u0103n minh c\u1ee7a x\u00e3 h\u1ed9i. M\u1eb7c d\u00f9 tu\u1ed5i th\u1ecd c\u1ee7a ng\u01b0\u1eddi hi\u1ec7n \u0111\u1ea1i \u0111\u00e3 \u0111\u01b0\u1ee3c n\u00e2ng cao r\u1ea5t nhi\u1ec1u, nh\u01b0ng s\u1ed1 ng\u01b0\u1eddi s\u1ed1ng tr\u00ean 100 tu\u1ed5i v\u1eabn c\u00f2n r\u1ea5t \u00edt. \u0110\u00f3 l\u00e0 v\u00ec b\u1ec7nh t\u1eadt, tai n\u1ea1n v\u00e0 nhi\u1ec1u tai ho\u1ea1 b\u1ea5t ng\u1edd kh\u00e1c \u0111\u00e3 s\u1edbm c\u01b0\u1edbp \u0111i sinh m\u1ec7nh c\u1ee7a h\u1ecd. Sau khi b\u01b0\u1edbc v\u00e0o tu\u1ed5i gi\u00e0, con ng\u01b0\u1eddi ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi \u0111\u1ee7 lo\u1ea1i b\u1ec7nh ng\u01b0\u1eddi gi\u00e0. Trong \u0111\u00f3 c\u00f3 nh\u1eefng lo\u1ea1i b\u1ec7nh \u0111\u00e3 c\u00f3 m\u1ea7m m\u1ed1ng t\u1eeb th\u1eddi c\u00f2n tr\u1ebb, ch\u1eb3ng qua d\u1ea1ng nh\u1eb9 m\u00e0 th\u00f4i, \u0111\u1ebfn tu\u1ed5i gi\u00e0 m\u1edbi b\u1ed9c l\u1ed9 ra r\u00f5 r\u1ec7t, ho\u1eb7c th\u1eddi tr\u1ebb ch\u1eefa kh\u00f4ng tri\u1ec7t \u0111\u1ec3 n\u00ean ti\u1ebfp t\u1ee5c k\u00e9o d\u00e0i, \u0111\u01b0\u01a1ng nhi\u00ean c\u0169ng c\u00f3 nhi\u1ec1u b\u1ec7nh \u0111\u1ebfn tu\u1ed5i gi\u00e0 m\u1edbi xu\u1ea5t hi\u1ec7n. V\u00ec v\u1eady, con ng\u01b0\u1eddi mu\u1ed1n s\u1ed1ng h\u1ebft tu\u1ed5i th\u1ecd t\u1ef1 nhi\u00ean th\u00ec ph\u00f2ng ng\u1eeba b\u1ec7nh t\u1eadt l\u00e0 v\u1ea5n \u0111\u1ec1 then ch\u1ed1t nh\u1ea5t. R\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi cho r\u1eb1ng ng\u0103n ng\u1eeba l\u00e3o ho\u00e1, k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd l\u00e0 vi\u1ec7c c\u1ee7a ng\u01b0\u1eddi gi\u00e0, c\u00f2n ng\u01b0\u1eddi gi\u00e0 v\u00ec cho r\u1eb1ng nh\u1eefng n\u0103m th\u00e1ng cu\u1ed1i c\u00f9ng kh\u00f4ng nhi\u1ec1u n\u1eefa, cho n\u00ean \u0111\u1eb7c bi\u1ec7t coi tr\u1ecdng v\u00e0 ch\u0103m ch\u00fat k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd, \u0111\u00f3 l\u00e0 \u0111i\u1ec1u c\u00f3 th\u1ec3 th\u00f4ng c\u1ea3m \u0111\u01b0\u1ee3c. V\u1ea5n \u0111\u1ec1 l\u00e0 \u1edf ch\u1ed7 ch\u1ec9 khi n\u00e0o \u0111\u1ebfn tu\u1ed5i gi\u00e0 m\u1edbi b\u1eaft \u0111\u1ea7u t\u00ecm bi\u1ec7n ph\u00e1p k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd th\u00ec \u0111\u00e3 mu\u1ed9n. Kh\u00f4ng \u00edt c\u00e1c c\u1ee5 gi\u00e0 s\u1ed1ng l\u00e2u cho r\u1eb1ng, mu\u1ed1n tu\u1ed5i th\u1ecd \u0111\u1ea1t m\u1ee9c l\u00ed t\u01b0\u1edfng th\u00ec ngay t\u1eeb b\u00e9, th\u1eddi k\u00ec thanh ni\u00ean \u0111\u00e3 ph\u1ea3i b\u1eaft \u0111\u1ea7u ch\u00fa \u00fd v\u1ec1 m\u1eb7t \u0103n u\u1ed1ng, r\u00e8n luy\u1ec7n th\u00e2n th\u1ec3 v\u00e0 ph\u00f2ng ng\u1eeba b\u1ec7nh t\u1eadt. B\u1edfi v\u00ec cu\u1ed9c s\u1ed1ng k\u00e9o d\u00e0i tr\u00ean m\u1ed9t m\u1ee9c \u0111\u1ed9 r\u1ea5t l\u1edbn l\u00e0 ph\u1ea3i d\u1ef1a v\u00e0o c\u00e1c bi\u1ec7n ph\u00e1p gi\u1eef g\u00ecn s\u1ee9c kh\u1ecfe c\u1ee7a c\u00e1c giai \u0111o\u1ea1n trong cu\u1ed9c s\u1ed1ng t\u00edch lu\u1ef9 \u0111\u01b0\u1ee3c. Ngo\u00e0i ra, c\u00f2n ph\u1ea3i d\u00f9ng c\u00e1c bi\u1ec7n ph\u00e1p t\u1ed5ng h\u1ee3p v\u1ec1 c\u00e1c m\u1eb7t tr\u01b0\u1eddng th\u1ecd h\u1ecdc th\u00ec cu\u1ed9c s\u1ed1ng c\u1ee7a con ng\u01b0\u1eddi m\u1edbi c\u00f3 th\u1ec3 k\u00e9o d\u00e0i nhi\u1ec1u h\u01a1n n\u1eefa. T\u1eeb kho\u00e1: Tu\u1ed5i th\u1ecd. 250. N\u0103m m\u01b0\u01a1i v\u1ea1n n\u0103m sau, lo\u00e0i ng\u01b0\u1eddi s\u1ebd tr\u1edf th\u00e0nh th\u1ebf n\u00e0o? Lo\u00e0i ng\u01b0\u1eddi xu\u1ea5t hi\u1ec7n tr\u00ean Tr\u00e1i \u0110\u1ea5t \u01b0\u1edbc kho\u1ea3ng 1 tri\u1ec7u n\u0103m v\u1ec1 tr\u01b0\u1edbc. Trong nh\u1eefng n\u0103m th\u00e1ng d\u00e0i d\u1eb1ng d\u1eb7c \u0111\u00f3, h\u00ecnh th\u1ec3 v\u00e0 h\u00e0nh vi lo\u00e0i ng\u01b0\u1eddi \u0111\u00e3 c\u00f3 nh\u1eefng thay \u0111\u1ed5i nh\u1ea5t \u0111\u1ecbnh, \u0111\u1eb7c bi\u1ec7t l\u00e0 m\u00f4i tr\u01b0\u1eddng s\u1ed1ng xung quanh \u0111\u00e3 bi\u1ebfn \u0111\u1ed5i to l\u1edbn, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a lo\u00e0i ng\u01b0\u1eddi. N\u1ebfu t\u00ednh t\u1eeb b\u00e2y gi\u1edd, qua 50 v\u1ea1n n\u0103m n\u1eefa, lo\u00e0i ng\u01b0\u1eddi s\u1ebd bi\u1ebfn \u0111\u1ed5i ra sao? \u0110\u00f3 l\u00e0 m\u1ed9t c\u00e2u h\u1ecfi \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi quan t\u00e2m h\u1ee9ng th\u00fa. Khi c\u00e1c nh\u00e0 khoa h\u1ecdc d\u1ef1 \u0111o\u00e1n v\u1ec1 t\u01b0\u01a1ng lai lo\u00e0i ng\u01b0\u1eddi \u0111\u00e3 \u0111\u01b0a ra ba lo\u1ea1i quan \u0111i\u1ec3m. Nh\u00e0 c\u1ed5 sinh v\u1eadt h\u1ecdc n\u1ed5i ti\u1ebfng ng\u01b0\u1eddi Anh, Tyc\u01a1lin c\u0103n c\u1ee9 l\u00ed lu\u1eadn ti\u1ebfn ho\u00e1 c\u1ee7a lo\u00e0i ng\u01b0\u1eddi \u0111\u00e3 \u0111\u01b0a ra d\u1ef1 \u0111o\u00e1n \u0111\u1ed9c \u0111\u00e1o c\u1ee7a m\u00ecnh, \u0111\u00f3 l\u00e0 lu\u1eadn \u0111i\u1ec3m mang \u0111\u1ea7y bi quan: 50 v\u1ea1n n\u0103m sau con ng\u01b0\u1eddi s\u1ebd suy vong. T\u1ea3i mi\u1ec5n ph\u00ed t\u1ea1i: Taisachmoi.com","\u00d4ng cho r\u1eb1ng l\u1ecbch s\u1eed ti\u1ebfn h\u00f3a c\u1ee7a sinh v\u1eadt tu\u00e2n theo quy lu\u1eadt sau: Tr\u00ecnh \u0111\u1ed9 ti\u1ebfn ho\u00e1 c\u1ee7a sinh v\u1eadt c\u00e0ng cao th\u00ec s\u1ef1 suy vong c\u0169ng c\u00e0ng nhanh. V\u00ed d\u1ee5 m\u1ed9t s\u1ed1 \u0111\u1ed9ng v\u1eadt nh\u01b0 lo\u00e0i \u1ed1c h\u1ea1 \u0111\u1eb3ng c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i 60 tri\u1ec7u n\u0103m, c\u00f2n \u0111\u1ed9ng th\u1ef1c v\u1eadt \u0103n th\u1ecbt cao c\u1ea5p ch\u1ec9 c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i 6 tri\u1ec7u n\u0103m. Lo\u00e0i ng\u01b0\u1eddi \u0111\u00e3 tr\u1ea3i qua l\u1ecbch tr\u00ecnh ti\u1ebfn ho\u00e1 h\u01a1n 1 tri\u1ec7u n\u0103m v\u00e0 tr\u1edf th\u00e0nh k\u1ebb th\u1ed1ng tr\u1ecb Tr\u00e1i \u0110\u1ea5t ng\u00e0y nay, n\u1ebfu theo quy lu\u1eadt c\u1ef1c th\u1ecbnh t\u1ea5t suy th\u00ec b\u1eaft \u0111\u1ea7u t\u1eeb nay lo\u00e0i ng\u01b0\u1eddi s\u1ebd d\u1ea7n d\u1ea7n xu\u1ed1ng d\u1ed1c, \u0111i d\u1ea7n \u0111\u1ebfn suy vong. V\u00ec sao lo\u00e0i ng\u01b0\u1eddi l\u1ea1i \u0111i v\u00e0o suy vong? Gi\u1ea3i th\u00edch c\u1ee7a Tyc\u01a1lin r\u1ea5t b\u1ea5t ng\u1edd. \u00d4ng n\u00f3i nguy\u00ean nh\u00e2n then ch\u1ed1t l\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a khoa h\u1ecdc ch\u1eefa b\u1ec7nh. \u0110i\u1ec1u n\u00e0y qu\u1ea3 th\u1ef1c c\u00f3 m\u1ed9t ch\u00fat r\u1ea5t \u0111\u00e1ng nghi ng\u1edd, nh\u01b0ng n\u00f3i cho \u0111\u1ebfn c\u00f9ng th\u00ec r\u1ea5t \u0111\u01a1n gi\u1ea3n. V\u00ed d\u1ee5 h\u01a1n 100 n\u0103m tr\u01b0\u1edbc, y h\u1ecdc c\u00f2n l\u1ea1c h\u1eadu, ph\u00e0m nh\u1eefng ng\u01b0\u1eddi b\u1ecb b\u1ec7nh hen, b\u1ec7nh th\u1eadn, lao ph\u1ed5i, \u0111\u00e1i \u0111\u01b0\u1eddng v.v.. th\u01b0\u1eddng ch\u01b0a \u0111\u1ebfn tu\u1ed5i k\u1ebft h\u00f4n \u0111\u00e3 b\u1ecb ch\u1ebft, c\u00e0ng kh\u00f4ng n\u00f3i \u0111\u1ebfn nh\u1eefng ng\u01b0\u1eddi m\u1eafc b\u1ec7nh nghi\u00eam tr\u1ecdng h\u01a1n. S\u1ef1 ch\u1ebft \u0111\u00f3 nh\u01b0 m\u1ed9t s\u1ef1 s\u00e0ng l\u1ecdc l\u00e0m cho nh\u1eefng ng\u01b0\u1eddi c\u00f3 b\u1ec7nh ho\u1eb7c ng\u01b0\u1eddi y\u1ebfu b\u1ecb ch\u1ebft non, ch\u01b0a k\u1ebft h\u00f4n n\u00ean c\u0169ng ch\u01b0a sinh ra nh\u1eefng th\u1ebf h\u1ec7 y\u1ebfu \u0111u\u1ed1i, gi\u1ed1ng nh\u01b0 h\u1ea1t gi\u1ed1ng ch\u1ea5t l\u01b0\u1ee3ng th\u1ea5p b\u1ecb thi\u00ean nhi\u00ean \u0111\u00e0o th\u1ea3i, c\u00f2n ng\u01b0\u1eddi kho\u1ebb nh\u01b0 h\u1ea1t gi\u1ed1ng t\u1ed1t \u0111\u01b0\u1ee3c gi\u1eef l\u1ea1i. T\u1eeb quan \u0111i\u1ec3m sinh v\u1eadt h\u1ecdc m\u00e0 x\u00e9t, c\u00e1i ch\u1ebft t\u1ef1 nhi\u00ean l\u00e0 ch\u1ea5t thanh tr\u1eeb v\u00f4 t\u00ecnh, \u0111\u00e3 v\u1ee9t b\u1ecf nh\u1eefng gien di truy\u1ec1n x\u1ea5u g\u00e2y b\u1ec7nh trong kho di truy\u1ec1n c\u1ee7a nh\u00e2n lo\u1ea1i. Nh\u01b0ng ng\u00e0y nay v\u00ec y h\u1ecdc ph\u00e1t tri\u1ec3n r\u1ea5t nhi\u1ec1u, ng\u01b0\u1eddi c\u00f3 b\u1ec7nh \u0111\u1ec1u \u0111\u01b0\u1ee3c ch\u1eefa kh\u1ecfi, c\u00f3 th\u1ec3 sinh con, t\u1ee9c l\u00e0 \u0111\u1ec3 l\u1ea1i cho th\u1ebf h\u1ec7 sau nh\u1eefng gien di truy\u1ec1n mang b\u1ec7nh, \u0111\u1ed3ng th\u1eddi l\u1ea1i c\u00f2n c\u00f3 nh\u1eefng gien di truy\u1ec1n g\u00e2y b\u1ec7nh m\u1edbi ph\u00e1t sinh, k\u1ebft qu\u1ea3 s\u1ed1 gien di truy\u1ec1n x\u1ea5u c\u1ee7a lo\u00e0i ng\u01b0\u1eddi ng\u00e0y c\u00e0ng nhi\u1ec1u th\u00eam l\u00e0m cho th\u1ec3 ch\u1ea5t ng\u00e0y c\u00e0ng k\u00e9m \u0111i, ng\u01b0\u1ee3c l\u1ea1i lo\u00e0i ng\u01b0\u1eddi ng\u00e0y c\u00e0ng \u1ef7 l\u1ea1i s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a k\u0129 thu\u1eadt \u0111i\u1ec1u tr\u1ecb. \u0110\u00f3 l\u00e0 t\u00ednh tu\u1ea7n ho\u00e0n x\u1ea5u r\u1ea5t \u0111\u00e1ng bi quan. Th\u1eddi gian k\u00e9o d\u00e0i lo\u00e0i ng\u01b0\u1eddi r\u1ea5t c\u00f3 th\u1ec3 s\u1ebd b\u1ecb t\u1ef1 nhi\u00ean \u0111\u00e0o th\u1ea3i. L\u00ed lu\u1eadn Tyc\u01a1lin l\u00e0 thuy\u1ebft ti\u1ebfn ho\u00e1 lu\u1eadn bi quan. \u00d4ng d\u1ef1 \u0111o\u00e1n lo\u00e0i ng\u01b0\u1eddi t\u1ea5t \u0111i v\u00e0o suy tho\u00e1i. Nh\u01b0ng nhi\u1ec1u nh\u00e0 khoa h\u1ecdc r\u1ea5t ho\u00e0i nghi v\u00e0 ph\u1ea3n \u0111\u1ed1i d\u1ef1 \u0111o\u00e1n \u0111\u00f3. Hai nh\u00e0 nh\u00e2n lo\u1ea1i h\u1ecdc... c\u1ee7a Cana\u0111a l\u1ea1i \u0111\u1ec1 x\u01b0\u1edbng l\u00ed lu\u1eadn ti\u1ebfn ho\u00e1 \u0111\u01b0\u1eddng th\u1eb3ng. Th\u1ebf n\u00e0o l\u00e0 l\u00ed lu\u1eadn ti\u1ebfn ho\u00e1 \u0111\u01b0\u1eddng th\u1eb3ng? N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, \u0111\u00f3 l\u00e0 lo\u00e0i ng\u01b0\u1eddi ng\u00e0y c\u00e0ng m\u1ea1nh m\u1ebd h\u01a1n, ng\u01b0\u1ee3c h\u1eb3n v\u1edbi quan \u0111i\u1ec3m c\u1ee7a Tyc\u01a1li, c\u0103n c\u1ee9 l\u00ed lu\u1eadn d\u1ef1 \u0111o\u00e1n n\u00e0y, 50 v\u1ea1n n\u0103m sau lo\u00e0i ng\u01b0\u1eddi s\u1ebd bi\u1ebfn th\u00e0nh \\\"si\u00eau nh\u00e2n\\\" m\u1ea1nh m\u1ebd. C\u00e1ch n\u00f3i n\u00e0y c\u00f3 c\u0103n c\u1ee9 nh\u1ea5t \u0111\u1ecbnh. T\u1eeb sau khi lo\u00e0i v\u01b0\u1ee3n c\u1ed5 \u0111\u1ee9ng th\u1eb3ng xu\u1ea5t hi\u1ec7n tr\u00ean th\u1ea3o nguy\u00ean mi\u1ec1n \u0110\u00f4ng Ch\u00e2u Phi, nh\u00e2n lo\u1ea1i b\u1eaft \u0111\u1ea7u tr\u1ea3i qua m\u1ed9t ti\u1ebfn tr\u00ecnh d\u00e0i d\u1eb1ng d\u1eb7c. N\u00e3o c\u1ee7a ch\u00fang ng\u00e0y c\u00e0ng to, ng\u00e0y c\u00e0ng th\u00f4ng minh h\u01a1n. Th\u1ec3 t\u00edch n\u00e3o ng\u01b0\u1eddi hi\u1ec7n \u0111\u1ea1i h\u1ea7u nh\u01b0 g\u1ea5p ba l\u1ea7n lo\u00e0i v\u01b0\u1ee3n c\u1ed5. H\u01a1n n\u1eefa, hai ch\u00e2n con ng\u01b0\u1eddi b\u1eaft \u0111\u1ea7u th\u00edch nghi ch\u1ea1y nhanh v\u00e0 \u0111\u1ee9ng th\u1eb3ng, hai tay \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng tr\u1edf n\u00ean v\u00f4 c\u00f9ng kh\u00e9o l\u00e9o. C\u1ed9ng th\u00eam lo\u00e0i ng\u01b0\u1eddi c\u00f3 th\u1ec3 s\u00e1ng t\u1ea1o v\u00e0 s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 ph\u1ee9c t\u1ea1p, ph\u00e1t tri\u1ec3n ng\u00f4n ng\u1eef, khi\u1ebfn con ng\u01b0\u1eddi c\u00f3 th\u1ec3 h\u1ecdc t\u1eadp v\u00e0 l\u1ee3i d\u1ee5ng th\u00e0nh qu\u1ea3 s\u00e1ng t\u1ea1o c\u1ee7a ng\u01b0\u1eddi kh\u00e1c. N\u0103m n\u00e0y qua n\u0103m kh\u00e1c, \u0111\u1eddi n\u00e0y qua \u0111\u1eddi kh\u00e1c, lo\u00e0i ng\u01b0\u1eddi ng\u00e0y c\u00e0ng d\u1ef1a v\u00e0o \u0111\u1ea7u \u00f3c nhi\u1ec1u h\u01a1n th\u1ec3 l\u1ef1c. C\u0103n c\u1ee9 ph\u01b0\u01a1ng th\u1ee9c ti\u1ebfn ho\u00e1 n\u00e0y c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n 50 v\u1ea1n n\u0103m sau th\u1ec3 t\u00edch \u0111\u1ea1i n\u00e3o c\u1ee7a ng\u01b0\u1eddi T\u1ea3i mi\u1ec5n ph\u00ed t\u1ea1i: Taisachmoi.com","t\u01b0\u01a1ng lai s\u1ebd l\u1edbn h\u01a1n ch\u00fang ta ng\u00e0y nay nhi\u1ec1u, c\u00f2n t\u1ee9 chi d\u1ea7n d\u1ea7n tho\u00e1i ho\u00e1, cu\u1ed1i c\u00f9ng bi\u1ebfn th\u00e0nh \u0111\u1ea1i n\u00e3o to, th\u00e2n th\u1ec3 kh\u00f4ng thay \u0111\u1ed5i. V\u1ec1 v\u1ea5n \u0111\u1ec1 50 v\u1ea1n n\u0103m sau lo\u00e0i ng\u01b0\u1eddi s\u1ebd ra sao, c\u00f2n c\u00f3 m\u1ed9t lo\u1ea1i quan \u0111i\u1ec3m \u0111\u01b0\u1ee3c \u0111a s\u1ed1 c\u00e1c nh\u00e0 khoa h\u1ecdc ti\u1ebfp thu, \u0111\u00f3 l\u00e0 l\u00ed lu\u1eadn ti\u1ebfn ho\u00e1 \u1ed5n \u0111\u1ecbnh. L\u00ed lu\u1eadn n\u00e0y cho r\u1eb1ng s\u1ef1 ti\u1ebfn ho\u00e1 c\u1ee7a lo\u00e0i ng\u01b0\u1eddi gi\u1ed1ng nh\u01b0 s\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a c\u00e1c lo\u00e0i \u0111\u1ed9ng v\u1eadt kh\u00e1c, kh\u00f4ng ph\u1ea3i l\u00e0 ti\u1ebfn ho\u00e1 theo \u0111\u01b0\u1eddng th\u1eb3ng. S\u1ef1 thay \u0111\u1ed5i \u0111\u01a1n thu\u1ea7n v\u1ec1 th\u1ec3 h\u00ecnh ho\u1eb7c ph\u00e1t tri\u1ec3n c\u1ee7a \u0111\u1ea1i n\u00e3o kh\u00f4ng th\u1ec3 l\u00e0 ti\u00eau ch\u00ed ch\u1ee7 y\u1ebfu c\u1ee7a s\u1ef1 ti\u1ebfn h\u00f3a nh\u00e2n lo\u1ea1i. V\u00ed d\u1ee5 trong 50 v\u1ea1n n\u0103m g\u1ea7n \u0111\u00e2y, s\u1ef1 bi\u1ebfn \u0111\u1ed5i th\u1ec3 h\u00ecnh c\u1ee7a con ng\u01b0\u1eddi v\u00e0 s\u1ef1 t\u0103ng th\u00eam th\u1ec3 t\u00edch c\u1ee7a \u0111\u1ea1i n\u00e3o r\u1ea5t c\u00f3 h\u1ea1n, nh\u01b0ng t\u00e0i tr\u00ed th\u00f4ng minh c\u1ee7a con ng\u01b0\u1eddi v\u00e0 s\u1ef1 ti\u1ebfn b\u1ed9 c\u1ee7a x\u00e3 h\u1ed9i ph\u00e1t tri\u1ec3n r\u1ea5t cao. Cho n\u00ean n\u00f3i con ng\u01b0\u1eddi t\u01b0\u01a1ng lai, t\u1ec9 l\u1ec7 k\u1ebft c\u1ea5u c\u1ee7a th\u00e2n th\u1ec3 s\u1ebd kh\u00f4ng kh\u00e1c bi\u1ec7t m\u1ea5y so v\u1edbi ng\u01b0\u1eddi ng\u00e0y nay. V\u1eady c\u00f3 l\u1ebd c\u00f3 ng\u01b0\u1eddi s\u1ebd h\u1ecfi: tr\u00ed tu\u1ec7 c\u1ee7a lo\u00e0i ng\u01b0\u1eddi ph\u00e1t tri\u1ec3n ng\u00e0y c\u00e0ng m\u1edbi c\u00f2n th\u1ec3 ch\u1ea5t c\u01a1 b\u1ea3n gi\u1eef m\u00e3i \u1edf tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng \u1ed5n \u0111\u1ecbnh, \u0111\u00f3 c\u00f3 ph\u1ea3i l\u00e0 m\u00e2u thu\u1eabn kh\u00f4ng? Th\u1ef1c ra kh\u00f4ng m\u00e2u thu\u1eabn v\u00ec r\u1ea5t nhi\u1ec1u sinh v\u1eadt trong nh\u1eefng n\u0103m th\u00e1ng bi\u1ebfn \u0111\u1ed5i l\u00e2u d\u00e0i \u0111\u1ec1u c\u00f3 th\u1eddi k\u00ec ph\u00e1t tri\u1ec3n t\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh nh\u01b0 v\u1eady. \u0110i\u1ec1u \u0111\u00f3 r\u1ea5t c\u00f3 l\u1ee3i cho b\u1ea3o t\u1ed3n ch\u1ee7ng lo\u1ea1i sinh v\u1eadt. T\u01b0\u01a1ng t\u1ef1 lo\u00e0i ng\u01b0\u1eddi v\u1ec1 h\u00ecnh th\u00e1i th\u1ec3 h\u00ecnh kh\u00f4ng ph\u00e1t sinh bi\u1ebfn \u0111\u1ed5i l\u1edbn, t\u1ed1i thi\u1ec3u v\u1edbi hi\u1ec7n nay m\u00e0 n\u00f3i l\u00e0 c\u00f3 l\u1ee3i. C\u00f2n \u0111\u1ed1i v\u1edbi t\u01b0\u01a1ng lai th\u00ec sao? \u0110\u1ec3 ch\u00fang ta h\u00e3y nh\u00ecn l\u1ea1i l\u1ecbch s\u1eed sau khi lo\u00e0i ng\u01b0\u1eddi ra \u0111\u1eddi. Trong giai \u0111o\u1ea1n h\u01a1n 1 tri\u1ec7u n\u0103m, \u0111\u00e3 t\u1eebng c\u00f3 m\u1ea5y nh\u00e1nh \u0111\u1ed9ng v\u1eadt kh\u00e1c nhau c\u00f9ng c\u1ea1nh tranh trong qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a, \u0111\u1ec1u mu\u1ed1n tr\u1edf th\u00e0nh ch\u00faa t\u1ec3 c\u1ee7a Tr\u00e1i \u0110\u1ea5t. Nh\u01b0ng cu\u1ed1i c\u00f9ng lo\u00e0i ng\u01b0\u1eddi chi\u1ebfm \u0111\u01b0\u1ee3c \u01b0u th\u1ebf kh\u00f4ng nh\u1eefng ti\u1ebfp t\u1ee5c t\u1ed3n t\u1ea1i m\u00e0 c\u00f2n tr\u1edf th\u00e0nh nh\u00e1nh th\u00e0nh c\u00f4ng nh\u1ea5t trong s\u1ef1 ti\u1ebfn ho\u00e1 c\u1ee7a c\u00e1c sinh v\u1eadt tr\u00ean Tr\u00e1i \u0110\u1ea5t. L\u1ecbch s\u1eed giai \u0111o\u1ea1n n\u00e0y ch\u1ee9ng t\u1ecf lo\u00e0i ng\u01b0\u1eddi c\u00f3 nhi\u1ec1u t\u00ednh \u01b0u vi\u1ec7t, \u0111\u1ec3 cho nh\u1eefng t\u00ednh \u01b0u vi\u1ec7t n\u00e0y ti\u1ebfp t\u1ee5c \u0111\u01b0\u1ee3c gi\u1eef l\u1ea1i \u0111\u01b0\u01a1ng nhi\u00ean l\u00e0 r\u1ea5t c\u00f3 l\u1ee3i cho s\u1ef1 t\u1ed3n t\u1ea1i v\u00e0 ph\u00e1t tri\u1ec3n c\u1ee7a lo\u00e0i ng\u01b0\u1eddi. T\u1eeb kho\u00e1: Ti\u1ebfn ho\u00e1 c\u1ee7a nh\u00e2n lo\u1ea1i; Gien di truy\u1ec1n g\u00e2y b\u1ec7nh; L\u00ed lu\u1eadn ti\u1ebfn ho\u00e1 \u0111\u01b0\u1eddng th\u1eb3ng; L\u00ed lu\u1eadn ti\u1ebfn ho\u00e1 \u1ed5n \u0111\u1ecbnh. T\u1ea3i mi\u1ec5n ph\u00ed t\u1ea1i: Taisachmoi.com"]