V\u00e0o m\u00f9a \u0111\u00f4ng khi c\u1ed9t th\u1ee7y ng\u00e2n trong nhi\u1ec7t k\u1ebf xu\u1ed1ng 0\u00b0C hay th\u1ea5p h\u01a1n, n\u01b0\u1edbc s\u00f4ng s\u1ebd \u0111\u00f4ng l\u1ea1i, th\u00ec n\u01b0\u1edbc c\u00e1, n\u01b0\u1edbc th\u1ecbt trong nh\u00e0 c\u0169ng \u0111\u00f4ng l\u1ea1i.<\/p>\n\n\n\n
Tuy nhi\u00ean \u0111\u00f3 l\u00e0 hai s\u1ef1 vi\u1ec7c kh\u00e1c nhau: N\u01b0\u1edbc s\u00f4ng \u0111\u00f4ng l\u1ea1i do nhi\u1ec7t \u0111\u1ed9 xu\u1ed1ng th\u1ea5p h\u01a1n \u0111i\u1ec3m \u0111\u00f3ng b\u0103ng n\u00ean n\u01b0\u1edbc \u0111\u00f4ng l\u1ea1i. N\u01b0\u1edbc c\u00e1, n\u01b0\u1edbc th\u1ecbt kh\u00f4ng ch\u1ec9 li\u00ean quan \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 m\u00e0 c\u00f2n li\u00ean quan \u0111\u1ebfn c\u00e1c ph\u1ea3n \u1ee9ng ho\u00e1 h\u1ecdc x\u1ea3y ra.<\/p>\n\n\n\n
D\u01b0\u1edbi k\u00ednh hi\u1ec3n vi, b\u1ea1n s\u1ebd th\u1ea5y th\u1ecbt c\u00e1 v\u00e0 th\u1ecbt l\u1ee3n nh\u01b0 l\u00e0 m\u1ed9t b\u00f3 m\u00eda, \u0111\u00f3 l\u00e0 do c\u00e1c protein c\u00f3 t\u1ed5 ch\u1ee9c s\u1ee3i t\u1ea1o n\u00ean b\u00f3 s\u1ee3i, gi\u1eefa c\u00e1c b\u00f3 s\u1ee3i c\u00f3 t\u1ed5 ch\u1ee9c li\u00ean k\u1ebft, t\u1ed5 ch\u1ee9c li\u00ean k\u1ebft gi\u1ed1ng nh\u01b0 s\u1ee3i d\u00e2y b\u00f3 ch\u00fang l\u1ea1i v\u1edbi nhau.<\/p>\n\n\n\n
T\u1ed5 ch\u1ee9c li\u00ean k\u1ebft ch\u1ee7 y\u1ebfu so c\u00e1c d\u00e2y ch\u1eb1ng b\u1eb1ng ch\u1ea5t keo b\u1ec1n t\u1ea1o th\u00e0nh, ch\u00fang l\u00e0 c\u00e1c protein. N\u1ebfu b\u1ea1n d\u00f9ng l\u1eeda nh\u1ecf \u0111un ch\u1eadm \u0111\u1ec3 ch\u1ebf t\u1ea1o n\u01b0\u1edbc c\u00e1, n\u01b0\u1edbc th\u1ecbt, th\u00ec c\u00e1c d\u00e2y ch\u1eb1ng kh\u00f4ng h\u1ec1 thay \u0111\u1ed5i c\u00f2n ch\u1ea5t t\u1ea1o keo s\u1ebd x\u1ea3y ra ph\u1ea3n \u1ee9ng ho\u00e1 h\u1ecdc v\u1edbi n\u01b0\u1edbc, ph\u00e2n gi\u1ea3i th\u00e0nh keo \u0111\u1ed9ng v\u1eadt.<\/p>\n\n\n\n
\u1ede nhi\u1ec7t \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u1ed1i cao th\u00ec keo \u0111\u1ed9ng v\u1eadt ho\u00e0 tan trong n\u01b0\u1edbc h\u00ecnh th\u00e0nh dung d\u1ecbch keo. Th\u1ebf nh\u01b0ng khi nhi\u1ec7t \u0111\u1ed9 gi\u1ea3m kh\u00f4ng nh\u1ea5t thi\u1ebft th\u1ea5p \u0111\u1ebfn 0\u00b0C, ch\u1ea5t keo s\u1ebd \u0111\u00f4ng c\u1ee9ng l\u1ea1i, gi\u00e1 tr\u1ecb dinh d\u01b0\u1ee1ng c\u1ee7a keo \u0111\u1ed9ng v\u1eadt r\u1ea5t cao. N\u1ebfu ti\u1ebfp t\u1ee5c \u0111un l\u00e2u, th\u00ec ch\u1ea5t keo l\u1ea1i ti\u1ebfp t\u1ee5c c\u00f3 ph\u1ea3n \u1ee9ng v\u1edbi n\u01b0\u1edbc, ti\u1ebfn th\u00eam m\u1ed9t b\u01b0\u1edbc ph\u00e2n gi\u1ea3i th\u00e0nh c\u00e1c amino axit. Amino axit c\u00f3 v\u1ecb ngon ng\u1ecdt, ch\u00ednh v\u00ec v\u1eady m\u00e0 n\u01b0\u1edbc th\u1ecbt, n\u01b0\u1edbc c\u00e1 \u0111un c\u00e0ng l\u00e2u th\u00ec c\u00e0ng ng\u1ecdt.<\/p>\n\n\n\n
Trong hoa qu\u1ea3, rau xanh c\u0169ng c\u00f3 m\u1ed9t lo\u1ea1i keo l\u00e0 keo th\u1ef1c v\u1eadt. Keo th\u1ef1c v\u1eadt c\u0169ng c\u00f3 t\u00e1c d\u1ee5ng k\u1ebft n\u1ed1i c\u00e1c t\u1ebf b\u00e0o v\u1edbi nhau. Khi \u0111un n\u00f3ng, m\u00e0ng t\u1ebf b\u00e0o s\u1ebd v\u1ee1 ra, keo th\u1ef1c v\u1eadt s\u1ebd tan v\u00e0o n\u01b0\u1edbc. Rau xanh l\u00e0 lo\u1ea1i th\u1ef1c v\u1eadt kh\u00f4ng c\u00f3 nhi\u1ec1u keo n\u00ean ch\u01b0a h\u1ec1 c\u00f3 ai n\u00f3i “rau \u0111\u00f4ng”. Nh\u01b0ng trong c\u00e1c lo\u1ea1i qu\u1ea3 th\u00ec c\u00f3 nhi\u1ec1u keo th\u1ef1c v\u1eadt, n\u1ed5i ti\u1ebfng nh\u1ea5t l\u00e0 \u1edf tr\u00e1i s\u01a1n tra. N\u01b0\u1edbc s\u01a1n tra kh\u00f4ng ch\u1ec9 \u0111\u00f4ng k\u1ebft v\u00e0o m\u00f9a \u0111\u00f4ng m\u00e0 ngay c\u1ea3 trong m\u00f9a h\u00e8 c\u0169ng \u0111\u00f4ng \u0111\u01b0\u1ee3c. C\u00f3 nh\u1eefng lo\u1ea1i qu\u1ea3 tuy kh\u00f4ng \u0111\u00f4ng k\u1ebft nh\u01b0ng c\u0169ng c\u00f3 th\u1ec3 k\u1ebft l\u1ea1i th\u00e0nh tr\u1ea1ng th\u00e1i t\u01b0\u01a1ng. Qu\u1ea3 thanh mai, qu\u1ea3 t\u00e1o \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o th\u00e0nh t\u01b0\u01a1ng qu\u1ea3 c\u0169ng theo nguy\u00ean t\u1eafc \u0111\u00f3.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: Keo \u0111\u1ed9ng v\u1eadt; Keo th\u1ef1c v\u1eadt.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
V\u00e0o m\u00f9a \u0111\u00f4ng khi c\u1ed9t th\u1ee7y ng\u00e2n trong nhi\u1ec7t k\u1ebf xu\u1ed1ng 0\u00b0C hay th\u1ea5p h\u01a1n, n\u01b0\u1edbc s\u00f4ng s\u1ebd \u0111\u00f4ng l\u1ea1i, th\u00ec n\u01b0\u1edbc c\u00e1, n\u01b0\u1edbc th\u1ecbt trong nh\u00e0 c\u0169ng \u0111\u00f4ng l\u1ea1i. Tuy nhi\u00ean \u0111\u00f3 l\u00e0 hai s\u1ef1 vi\u1ec7c kh\u00e1c nhau: N\u01b0\u1edbc s\u00f4ng \u0111\u00f4ng l\u1ea1i do nhi\u1ec7t \u0111\u1ed9 xu\u1ed1ng th\u1ea5p h\u01a1n \u0111i\u1ec3m \u0111\u00f3ng b\u0103ng n\u00ean n\u01b0\u1edbc \u0111\u00f4ng […]<\/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":[8,15],"tags":[],"class_list":["post-8054","post","type-post","status-publish","format-standard","hentry","category-hoa-hoc","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8054","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=8054"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8054\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8054"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8054"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8054"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}