The sequence of a segment of mRNA, beginning withthe initiation codon, is given here, along with the corresponding sequences from several mutant strains.Normal AUGACACAUCGAGGGGUGGUAAACCCUAAG...Mutant 1 AUGACACAUCCAGGGGUGGUAAACCCUAAG...Mutant 2 AUGACACAUCGAGGGUGGUAAACCCUAAG...Mutant 3 AUGACGCAUCGAGGGGUGGUAAACCCUAAG...Mutant 4 AUGACACAUCGAGGGGUUGGUAAACCCUAAG...Mutant 5 AUGACACAUUGAGGGGUGGUAAACCCUAAG...Mutant 6 AUGACAUUUACCACCCCUCGAUGCCCUAAG...a. Indicate the type of mutation present in each, andtranslate the mutated portion of the sequence intoan amino acid sequence in each case
Gene Interactions
When the expression of a single trait is influenced by two or more different non-allelic genes, it is termed as genetic interaction. According to Mendel's law of inheritance, each gene functions in its own way and does not depend on the function of another gene, i.e., a single gene controls each of seven characteristics considered, but the complex contribution of many different genes determine many traits of an organism.
Gene Expression
Gene expression is a process by which the instructions present in deoxyribonucleic acid (DNA) are converted into useful molecules such as proteins, and functional messenger ribonucleic (mRNA) molecules in the case of non-protein-coding genes.
The sequence of a segment of mRNA, beginning with
the initiation codon, is given here, along with the corresponding sequences from several mutant strains.
Normal AUGACACAUCGAGGGGUGGUAAACCCUAAG...
Mutant 1 AUGACACAUCCAGGGGUGGUAAACCCUAAG...
Mutant 2 AUGACACAUCGAGGGUGGUAAACCCUAAG...
Mutant 3 AUGACGCAUCGAGGGGUGGUAAACCCUAAG...
Mutant 4 AUGACACAUCGAGGGGUUGGUAAACCCUAAG...
Mutant 5 AUGACACAUUGAGGGGUGGUAAACCCUAAG...
Mutant 6 AUGACAUUUACCACCCCUCGAUGCCCUAAG...
a. Indicate the type of mutation present in each, and
translate the mutated portion of the sequence into
an amino acid sequence in each case
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