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A protein is inserted in the ER membrane with type II topology (N -terminus in cytosol). What mutation could invert the topology totype III (C-terminus in cytosol)? a) The positively charged residues N-terminal of the Signal Anchorsequence need to be mutated and positively charged residues C-terminal of the Signal Anchorsequence […]

In 1861, Louis Pasteur observed that when yeasts grow in a sugar and protein medium, completely free of air, they ferment vigorously; and for every gram of yeast that forms, 60 to 80 grams of sugar disappeared. If the experiment is carried out in the presence of air, for one […]

Gene Technology Gene technology carries with it social and ethical implications-many of which engender personal views and discussion. Select one (1) of the following biotechnology topics to write about:• Genetically modified crop plants• Genetically modified microorganisms• Genetically modified animals• Personal genomics and / or personalized medicine for humans• Gene therapy […]

Q1. The new form of life is discovered. It has a genetic code much like other organisms except there are 5 dna bases instead of 4 and has the base sequences are translated as doublets instead of triplets. How various amino acids could be accommodated by this genetic code? Q2. […]