Vim cov saw hlau hydrocarbon tsis yog polar heev, fas tsis yaj hauv dej; Hloov chaw, cov roj molecules zoo li coalesce nrog ib leeg.
Puas yog cov roj saturated fatty acids dej soluble?
lawv yog cov khov ntawm chav tsev kub. lawv muaj ib daim ntawv cog lus hauv cov saw hlau. lawv feem ntau tau los ntawm cov tsiaj txhu. lawv nyiam yaj hauv dej yooj yim.
Dab tsi tsis rog yaj hauv dej?
Koj xav tau cov rog - technically hu ua lipids - kom ciaj sia, ntxiv rau lwm cov molecules loj xws li carbohydrates, proteins, thiab nucleic acids. … Vim lawv tsis yog polar thiab dej yog polar, lipids tsis soluble hauv dej. Qhov ntawd txhais tau hais tias cov lipid molecules thiab dej molecules tsis sib txuas lossis sib koom electrons nyob rau hauv ib txoj kev.
Puas yog cov rog soluble lossis insoluble hauv dej?
Fatty acids ua los ntawm kaum lossis ntau dua carbon atoms yog ze li insoluble hauv dej, thiab vim lawv qhov qis dua, ntab saum npoo thaum tov nrog dej.
Dab tsi yog qhov sib txawv ntawm cov roj saturated thiab unsaturated fats?
Unsaturated fats, uas yog kua ntawm chav tsev kub, txawv ntawm cov roj saturated vim lawv muaj ib lossis ntau dua ob daim ntawv cog lus thiab tsawg dua hydrogen atoms ntawm lawv cov roj carbon chains. Unsaturated fats los ntawm cov nroj tsuag thiab tshwm sim hauv cov khoom noj hauv qab no: txiv ntseej.
