Biochemistry
6th Edition
ISBN: 9781305577206
Author: Reginald H. Garrett, Charles M. Grisham
Publisher: Cengage Learning
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ATTTGAGCC- Original
ATTGAGCC - Mutated
The example above is an example of a
Nonsense
Deletion- Substitution
Insertion- Frameshift
Deletion -Frameshift
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- G T-A what's called a FRAMESHIFT mutation, meaning the reading "frame" čhanging the amino acid sequence from this point forward G-Cc A-u SUBSTITUTION (one base is substituted for another) --- If a substitution changes the amino acid, it's called a MISSENSE mutation --- If a substitution does not change the amino acid, it's called a SILENT mutation --- If a substitution changes the amino acid to a "stop." it's called a NONSENSE mutation Complete the boxes below. Classify each as Deletion, Insertion or Substitution AND as either frameshift, missense, silent or nonsense (Hint: Deletion & Insertion will always be frameshif Original DNA Sequence: TACA C C T T G G C G A CGAC T ... MRNA Sequence: Au GduGilAAdk GcuadiGA stait -TrP Pen-frg-cys stop Amino Acid Sequence: Mutated DNA Sequence #1 TA C»A(T C•T T G•G C GªA C G' A C T.. What's the mRNA sequence? AUGOUTAGOAAC•CECOUGIC•UEIA amino acid sequence? Will there likely be effects? yes (Circle th metootop What type of mutation is this? NONSense…arrow_forwardGENETICS - help me pleasearrow_forwardI need help because i don't get it. Can you help me to explain to me, please?arrow_forward
- Any mutation inside or outside a coding regionthat reduces or abolishes protein activity in one of the manyways previously described is a loss-of-function _______?arrow_forwardCan you help me solve this sequence question and identifty the mutation?arrow_forwardPlease help me I am a bit confusedarrow_forward
- SARS E You have generated several random mutations in this region. One of them is - 5'-AAUUACCUAUAGAUUGUUU-3' What may be the mutant protein sequence Enter the single letter code for the amino acids. For a stop codon (if any) enter: STOP And fill subsequent blanks with: N/A For example: if you the sequence you need to enter is: M*, enter M N/A N/A N/A N/Aarrow_forwardAnswer allarrow_forwardplease answer part 5arrow_forward
- For the following sequence, what is the Tm? 5'-AGCTACGATCAGGTCA-3'arrow_forwardDescribe the mutation that occurs in the following examples (be specific, if possible): BOAT to BAT SOAP to SOUP PAY to PLAY GCTCT to GCACT TGCCC to TACCC CATGC to GATGC TATATA to TACATAarrow_forwardBased on standard MS- LS3-1: Fish in a cave system in Mexico is missing its eyes, has thin, translucent skin, and is relatively small (7-10 cm in length). Can you describe by model why structural changes to genes (mutations) on chromosomes may affect proteins and may result in beneficial effects to the structure and function of the fish? Can you answer in the following format? 1- Structure How Structure and Function is Affected by Mutations in Blind Fish Eyes Scales Taste Cells Lateral Line 2- Model to explain what causes these changes: Change: ______________ Adapting an Organism to the Dark Cause: ________________ Stop the Growth of Eyes Effect: ___________________ Fish with Heightened Other Senses References: Video: Rare Blind Cave Fish in Mexican Cave System https://www.youtube.com/watch?v=MWdtGuDd8z0 Fact Sheet: Blind Cave Fish https://www.denverzoo.org/animals/blind-cave-fish Information: Mexican Tetra…arrow_forward
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