Zadanie 2c
Outline how mRNA contributes to translation in a eukaryotic cell.
Cooperation of RNA and ribosomes in translation
Describe how mRNA, tRNAs and ribosomal subunits interact to assemble a polypeptide.
Tę umiejętność sprawdza 10 zadań wzorowanych na arkuszach IB z lat 2022–2026.
Zadania sprawdzające tę umiejętność: 10 Otwórz w wyszukiwarce z filtrami
Zadanie 6
Which statement accurately describes the production of a polypeptide from an mRNA message? A. RNA polymerase joins amino acids while tRNA codons bind mRNA anticodons B. A ribosome joins nucleotides after matching the mRNA to DNA C. A ribosome supports…
Zadanie 2b
Identify X and Y.
- Materiał graficzny
Zadanie 7
(a) Describe the role of mRNA in polypeptide synthesis. (b) Describe why haemophilia is more frequent in males than females. (c) Explain how changes in chromosomes can contribute to evolution.
Zadanie 7
Bacterial cells express genetic information, and inherited variation can affect survival during antibiotic treatment. (a) Draw and label a single RNA nucleotide. (b) Explain how RNA enables a polypeptide to be assembled during translation. (c) Outline how…
Zadanie 2a
A gland cell secretes a protein into a duct. Its main organelles are shown. Explain how three of the visible organelles support this function.
- Materiał graficzny
Zadanie 4a
Consider a typical motile prokaryotic cell. State one function of its flagellum and one function of its ribosomes.
Zadanie 4a
Consider a typical motile prokaryotic cell. State one function of its flagellum and one function of its ribosomes.
Zadanie 17
Liver cells have extensive networks of endoplasmic reticulum. Suggest a reason for this abundance.
Zadanie 6
Haemophilia can result from inadequate activity of a blood-clotting protein. (a) Outline how translation produces a polypeptide in a cell. (b) A woman carrying the usual X-linked recessive haemophilia allele has children with a man without that allele.…