4 Transcription Describe the difference 3.4.2 DNA and protein synthesis 10.3 between pre mRNA and Students can determine the mature mRNA In prokaryotes, transcription • sequence of bases on mRNA from results directly in the production a given DNA molecule. Modelling of mRNA from DNA. clay can be used to construct a model showing the process of In eukaryotes, transcription • splicing. Differences between DNA results in the production of and mRNA can be listed. this is then spliced to form mRNA. 5 Transcription Recall the structure of mRNA 3.4.2 DNA and protein synthesis 10.3 and tRNA Students may draw and annotate The structure of molecules of diagrams of mRNA and tRNA. They messenger RNA (mRNA) and of could also make models transfer RNA (tRNA). 6 Translation Describe the structure and 3.4.2 DNA and protein synthesis PS 1.1 Solve problems set in 10.3 role of tRNA and a ribosome practical contexts Students can draw a cartoon Translation as the production of to illustrate the process of Describe how a polypeptide is polypeptides from the sequence of PS 1.2 Apply scientific translation. Construct a table to produced during translation codons carried by mRNA. The roles knowledge to practical compare transcription and of ribosomes, tRNA and ATP. contexts translation, as an extension DNA Compare the processes of replication from chapter 4 can also transcription and translation Students should be able to: be compared. Similarities and differences between tRNA and relate the base sequence of • mRNA can be listed. Practice nucleic acids to the amino acid questions at the end of the sequence of polypeptides, when chapter can be completed for provided with suitable data about students to apply their the genetic code understanding. Assignment 2 can interpret data from experimental • be used as an extension looking at work investigating the role of the role of polyribosomes. nucleic acids Students will not be required to recall in written papers specific codons and the amino acids for which they code.
4 Transcription Students can determine the sequence of bases on mRNA from a given DNA molecule. Modelling clay can be used to construct a model showing the process of splicing. Differences between DNA and mRNA can be listed. Describe the difference between pre mRNA and mature mRNA 3.4.2 DNA and protein synthesis • In prokaryotes, transcription results directly in the production of mRNA from DNA. • In eukaryotes, transcription results in the production of this is then spliced to form mRNA. 10.3 5 Transcription Students may draw and annotate diagrams of mRNA and tRNA. They could also make models Recall the structure of mRNA and tRNA 3.4.2 DNA and protein synthesis The structure of molecules of messenger RNA (mRNA) and of transfer RNA (tRNA). 10.3 6 Translation Students can draw a cartoon to illustrate the process of translation. Construct a table to compare transcription and translation, as an extension DNA replication from chapter 4 can also be compared. Similarities and differences between tRNA and mRNA can be listed. Practice questions at the end of the chapter can be completed for students to apply their understanding. Assignment 2 can be used as an extension looking at the role of polyribosomes. Describe the structure and role of tRNA and a ribosome Describe how a polypeptide is produced during translation Compare the processes of transcription and translation 3.4.2 DNA and protein synthesis Translation as the production of polypeptides from the sequence of codons carried by mRNA. The roles of ribosomes, tRNA and ATP. Students should be able to: • relate the base sequence of nucleic acids to the amino acid sequence of polypeptides, when provided with suitable data about the genetic code • interpret data from experimental work investigating the role of nucleic acids Students will not be required to recall in written papers specific codons and the amino acids for which they code. PS 1.1 Solve problems set in practical contexts PS 1.2 Apply scientific knowledge to practical contexts 10.3
Biology%20SoW%20Year%201.docx