Explain how RNA polymerase assembles an RNA sequence using one DNA strand as its template.
Tę umiejętność sprawdza 5 zadań wzorowanych na arkuszach IB z lat 2023–2025.
Biological function depends on coordinated structures and recurring processes. (a) Outline how chromosome behaviour in mitosis produces genetically equivalent cells. (b) Describe the production of mRNA in the nucleus. (c) Explain how arterial and venous…
A model antibiotic prevents bacterial transcription. Which event would it block directly? A. Joining amino acids by a ribosome B. Pairing an anticodon with an mRNA codon C. Separation of replicated chromosomes into daughter cells D. Production of an RNA copy…
Which pairing correctly matches each polymerase to its principal process? A. RNA polymerase: transcription; DNA polymerase: DNA replication B. RNA polymerase: peptide assembly; DNA polymerase: transcription C. RNA polymerase: translation; DNA polymerase: DNA…
A gland cell secretes a protein into a duct. Its main organelles are shown. Explain how three of the visible organelles support this function.
(a) Outline the events of mitosis in their normal sequence. (b) Describe processes taking place in the nucleus of a eukaryotic cell during interphase, the period between nuclear divisions.
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