Biologia IBPaper 1, maj 2023, TZ1wzorowane1 pktzamkniętełatwe (szac.)
Two cells descended from the same fertilized egg develop different structures and functions. What principally explains their specialization? A. Each cell replaces all its chromosomes with unrelated DNA B. Different sets of genes are expressed during…
Biologia IBPaper 1, maj 2023, TZ2wzorowane1 pktzamkniętełatwe (szac.)
Which description identifies an organism’s proteome? A. All proteins it expresses B. All nucleotide sequences in its chromosomes C. Only amino acids that cannot be synthesized D. Only the folded shape of one enzyme