Abubuwan kwayoyin halitta
Menene kayan abinci na kwayoyin halitta
Abubuwan da kwayoyin halitta suna nufin tsarin mahaɗan kwayoyin halitta, abin da ya fi dacewa shine duk sun ƙunshi asalin carbon, kayan ado na yau da kullun, roba, roba don haka a cikin wannan rukunin. Ta carbon, hydrogen, oxygen, nitrogen da sauran abubuwan na kayan ana kiransa da kayan kayan gargajiya. Misali, itace, filastik, fenti, fenti, da sauransu kawai sanya, kayan kayan gargajiya sun iya ƙone da zafin jiki a ɗakin da matsin lamba.
