Every plant and animal in this chain will therefore have the same amount of 14C compared to 12C as the atmosphere (the 14C:12C ratio).
Ngakho-ke, iyiphi nezitshalo nezilwane esikuziphathimandla (kuhlanganise nabantu) kuyodingeka isamba alinganayo 14 C kuqhathaniswa ne 12 C ngaphansi kwesimo (ratio C 14: C 12).