Biology: DATABASE Topical Past Paper Questions
IB Diploma Programme Biology past-paper questions on DATABASE, free. This topic is occasionally examined across 17 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
(a) Describe the characteristics of an open reading frame in a eukaryotic cell. (b) Explain how open reading frames are identified.
During the development of multicellular organisms, cells differentiate into specific cell lines. A study was carried out on the early stages of differentiation in cells from mouse embryos that were grown in cultures. Two differentiated cell lines were studied, one of inner embryo…
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