higher human biology Unit 1.3 4.0 / 5 based on 2 ratings ? Human BiologyProtein synthesisScottish HighersSQA Created by: jennylock2Created on: 08-10-21 10:48 What is the function of mRNA? Carries a complementary copy of the DNA code from the nucleus to the ribosome. 1 of 19 What is the function of tRNA? Picks up a specific amino acid and carries it to the ribosome 2 of 19 What is the function of ribosomal RNA? Along with protein it forms the structure of a ribosome 3 of 19 What are the three parts of an RNA nucleotide? Ribose sugar, phosphate and a base 4 of 19 Name the four bases found in RNA Adenine, Guanine, Cytosine and Uracil 5 of 19 What is the name of the first stage of protein synthesis? Transcription 6 of 19 What enzyme is responsible for unwinding and unzipping the DNA and joining new mRNA nucleotides? RNA polymerase 7 of 19 What type of bond forms between the complementary DNA and mRNA base pairs? hydrogen 8 of 19 What is the name of initial strand of RNA produced by transcription? primary mRNA 9 of 19 What are the names of the coding regions in the primary transcript? Exons 10 of 19 What process removes the introns from the primary mRNA? splicing 11 of 19 What name is given to the mRNA after splicing? mature mRNA 12 of 19 What two regions does the folding of a tRNA strand create? anti-codon and amino acid binding site 13 of 19 At which cell organelle does translation occur ribosome 14 of 19 What term is used to describe a triplet of bases on mRNA codon 15 of 19 What type of bond forms between neighbouring amino acids in a poly peptide chain? peptide bond 16 of 19 which process is described - Different genes are classed as exons and introns to make different proteins. alternative splicing 17 of 19 What are the three types of proteins? Fibrous, globular and conjugated 18 of 19 what term is used to describe the process where certain genes are switched on and certain genes are switched off to produce a specific protein gene expression 19 of 19
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