T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 4 – Arkady Leokum<\/p>\n\n\n\n
Th\u1eadt l\u00e0 \u0111i\u1ec1u k\u1ef3 l\u1ea1 khi kh\u00f4ng c\u00f3 ai d\u00e1m x\u00e1c quy\u1ebft c\u00e1i g\u00ec quy\u1ebft \u0111\u1ecbnh v\u1ecb n\u00e0y v\u1ecb kia (m\u1eb7n, ng\u1ecdt, \u0111\u1eafng\u2026). Ta ch\u1ec9 bi\u1ebft \u0111\u1ea1i kh\u00e1i v\u1ecb n\u00e0y l\u00e0 do ch\u1ea5t n\u00e0y ch\u1ea5t kia ho\u1eb7c l\u00e0 t\u1ed5ng h\u1ee3p c\u1ee7a ch\u1ea5t n\u00e0y ch\u1ea5t kia. Nh\u01b0ng \u201cquy lu\u1eadt\u201d quy\u1ebft \u0111\u1ecbnh v\u1ecb c\u1ee7a m\u1ed9t ch\u1ea5t n\u00e0o \u0111\u00f3 th\u00ec v\u1eabn c\u00f2n l\u00e0 \u0111i\u1ec1u ph\u1ea3i nghi\u00ean c\u1ee9u.<\/p>\n\n\n\n
T\u00e1c \u0111\u1ed9ng c\u1ee7a th\u1ef1c ph\u1ea9m v\u00e0o th\u1ea7n kinh v\u1ecb gi\u00e1c c\u1ee7a ta c\u00f3 li\u00ean quan \u0111\u1ebfn m\u1ed9t v\u00e0i c\u1ea5u t\u1ed1 h\u00f3a ch\u1ea5t. Ch\u1eb3ng h\u1ea1n, trong m\u1ed9t s\u1ed1 ch\u1ea5t c\u00f3 s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a hydrogen ion th\u00ec ch\u1ea5t \u0111\u00f3 c\u00f3 v\u1ecb chua, c\u00f3 acid amin th\u00ec ch\u1ea5t \u0111\u00f3 c\u00f3 v\u1ecb ng\u1ecdt. \u0111\u01b0\u1eddng l\u00e0 m\u1ed9t lo\u1ea1i acid hay n\u00f3i \u0111\u00fang h\u01a1n \u0111\u01b0\u1eddng l\u00e0 m\u1ed9t t\u1ed5ng h\u1ee3p h\u00f3a ch\u1ea5t khi\u1ebfn ta c\u00f3 v\u1ecb ng\u1ecdt.<\/p>\n\n\n\n
T\u1eeb tr\u00ean 2000 n\u0103m tr\u01b0\u1edbc, tri\u1ebft gia Hy L\u1ea1p t\u00ean l\u00e0 Democritus \u0111\u00e3 n\u00f3i r\u1eb1ng v\u1ecb c\u1ee7a th\u1ee9c \u0103n, u\u1ed1ng l\u00e0 do m\u1ed9t lo\u1ea1i \u201cnguy\u00ean t\u1eed\u201d c\u1ee7a th\u1ee9c \u0111\u00f3 ph\u00f3ng ra. Th\u1eadt l\u1ea1 l\u00f9ng, ph\u00e1t bi\u1ec3u c\u1ee7a \u00f4ng \u0111\u00fang \u201cy chang\u201d nh\u1eefng g\u00ec ng\u00e0y nay ng\u01b0\u1eddi ta ph\u00e1t hi\u1ec7n ra. Ta s\u1ebd kh\u00f4ng th\u1ec3 n\u00e0o bi\u1ebft v\u1ecb c\u1ee7a m\u1ed9t ch\u1ea5t n\u00e0o \u0111\u00f3 tr\u1eeb phi ch\u1ea5t \u0111\u00f3 \u0111\u01b0\u1ee3c h\u00f2a tan trong dung d\u1ecbch \u0111\u1ec3 cho nguy\u00ean t\u1eed c\u00f3 th\u1ec3 \u201cdi chuy\u1ec3n\u201d t\u1ef1 do tho\u1ea3i m\u00e1i. B\u1edfi v\u1eady, d\u00f9 c\u00f3 th\u1ea3 th\u1ea1ch cao v\u00e0o n\u01b0\u1edbc ta c\u0169ng kh\u00f4ng th\u1ec3 bi\u1ebft c\u00e1i \u201cv\u1ecb\u201d c\u1ee7a th\u1ea1ch cao ng\u1ecdt hay b\u00f9i.<\/p>\n\n\n\n
C\u00e1c \u201cgai\u201d v\u1ecb gi\u00e1c c\u1ee7a ta c\u00f3 th\u1ec3 thu nh\u1eadn b\u1ed1n lo\u1ea1i v\u1ecb \u201cng\u1ecdt, m\u1eb7n, \u0111\u1eafng, chua\u201d. Nh\u01b0ng kh\u00f4ng ph\u1ea3i l\u00e0 tr\u00ean b\u1ea5t c\u1ee9 ph\u1ea7n l\u01b0\u1ee1i n\u00e0o c\u1ee7a ta c\u0169ng c\u00f3 th\u1ec3 c\u1ea3m th\u1ee5 b\u1ed1n \u201cv\u1ecb\u201d \u1ea5y nh\u01b0 nhau. \u0111\u1ea7u l\u01b0\u1ee1i th\u00ec nh\u1ea1y c\u1ea3m v\u1edbi v\u1ecb ng\u1ecdt; ph\u00eda sau \u0111\u1ea7u l\u01b0\u1ee1i, v\u1ecb \u0111\u1eafng; hai b\u00ean r\u00eca l\u01b0\u1ee1i, v\u1ecb chua v\u00e0 m\u1eb7n.<\/p>\n\n\n\n
Kh\u00f4ng c\u00f3 c\u00e1i g\u00ec r\u1eafc r\u1ed1i cho b\u1eb1ng v\u1ea5n \u0111\u1ec1 \u201cv\u1ecb\u201d. L\u01b0\u1ee1i c\u1ee7a ta kh\u00f4ng ch\u1ec9 c\u1ea3m v\u1edbi v\u1ecb m\u1eb7n ho\u1eb7c ng\u1ecdt m\u00e0 c\u00f2n c\u1ea3m \u1ee9ng v\u1edbi tr\u1ecdng l\u01b0\u1ee3ng, \u0111\u1ed9 nh\u1eb5n, m\u1ec1m, c\u1ee9ng, n\u00f3ng, l\u1ea1nh\u2026 S\u1ef1 ph\u1ed1i h\u1ee3p c\u1ee7a nhi\u1ec1u y\u1ebfu t\u1ed1 n\u00e0y v\u1edbi nhau t\u1ea1o ra c\u00e1i m\u00e0 ta g\u1ecdi l\u00e0 \u201cv\u1ecb\u201d c\u1ee7a th\u1ee9c \u0103n.<\/p>\n","protected":false},"excerpt":{"rendered":"
T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 4 – Arkady Leokum Th\u1eadt l\u00e0 \u0111i\u1ec1u k\u1ef3 l\u1ea1 khi kh\u00f4ng c\u00f3 ai d\u00e1m x\u00e1c quy\u1ebft c\u00e1i g\u00ec quy\u1ebft \u0111\u1ecbnh v\u1ecb n\u00e0y v\u1ecb kia (m\u1eb7n, ng\u1ecdt, \u0111\u1eafng\u2026). Ta ch\u1ec9 bi\u1ebft \u0111\u1ea1i kh\u00e1i v\u1ecb n\u00e0y l\u00e0 do ch\u1ea5t n\u00e0y ch\u1ea5t kia ho\u1eb7c l\u00e0 t\u1ed5ng […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15],"tags":[],"class_list":["post-14439","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14439","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=14439"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14439\/revisions"}],"predecessor-version":[{"id":14440,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14439\/revisions\/14440"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=14439"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=14439"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=14439"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}