Student Name
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Date
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Questions |
Student Response |
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Part I
Original DNA Strand:
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Transcription (base sequence of RNA):
Translation (amino acid sequence):
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Transcription (base sequence of RNA):
Translation (amino acid sequence):
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Mutated gene sequence two:
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Transcription (base sequence of RNA):
Translation (amino acid sequence):
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What is the significance of the first and last codons of an mRNA transcript?
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Explanation: |
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What meaning do these mRNA codons have for protein synthesis?
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Explanation:
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Did the two mutations result in a change in the final proteins? If so, describe the change.
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Response/ explanation: |
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In general, why might a change in amino acid sequence affect protein function?
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Explanation: |
Part II
Punnett Square
a. Chances (%) for healthy child, not a carrier b. Chances (%) for child that is carrier for cystic fibrosis trait c. Chances (%) for child with cystic fibrosis
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Fill out/adapt Punnett Square:
a. Chances (%) for healthy child, not a carrier: b. % for child that is carrier for cystic fibrosis trait: c. % for child with cystic fibrosis:
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Part III: Essay
How do both meiosis and sexual reproduction (fertilization) produce offspring that differ genetically from the parents? · Include steps in meiosis that increase variability · Include the process of fertilization.
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Explanation: |
References