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Lecture 4 Genes and Their Functions ( 2 ). In the previous lecture. Heredity materials Nucleic acids and their structures Mutations and gene functions DNA replication DNA recombination Mutation mechanisms. Main contents included in Chapter 8 and GO of Part II in our textbook.
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In the previous lecture • Heredity materials • Nucleic acids and their structures • Mutations and gene functions • DNA replication • DNA recombination • Mutation mechanisms
Main contentsincluded in Chapter 8 and GO of Part II in our textbook.
What is process of gene transcript? Question
What is concept for alternative splicing in gene transcript? Question
Are there any other kinds of gene products except proteins? Question
Different RNAs • Ribosomal RNAs (rRNAs): translation • Transfer RNAs (tRNAs): translation • Messenger RNAs (mRNAs): protein template • Noncoding RNAs(ncRNAs): various types and functions
Noncoding RNAs (ncRNAs) in eukaryotes Small RNA (sRNA) in bacteria Small nuclear RNAs (snRNAs) Small nucleolar RNAs (snoRNAs) MicroRNA(miRNA) Small temporal RNAs(stRNAs) Small interfering RNAs(siRNAs) RNA interference (RNAi) Guide RNAs(gRNAs) tRNA/mRNA: tmRNA
How does the mRNA translate? Question
What is the post-translation processes of proteins? Question
Folding Modification Transportation Active proteins
How does a virus replicate its genome in a host cell? Question