

Transcription
Presentation
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Science
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1st Grade
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Practice Problem
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Hard
Standards-aligned
Wayground Resources
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11 Slides • 12 Questions
1
2
3
Multiple Choice
Which of the following best describes the significance of DNA transcription in genetics?
It allows genetic information to be copied into mRNA for protein synthesis.
It repairs damaged DNA sequences.
It increases the number of chromosomes in a cell.
It prevents mutations from occurring.
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5
Multiple Choice
Which of the following is NOT a function of non-coding DNA?
Coding for polypeptides
Producing ribosomal RNA
Moderating transcriptional activity
Preventing sequence deterioration
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7
Open Ended
Explain the roles of promoter, coding sequence, and terminator in gene sequences.
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9
Multiple Select
Which of the following statements about transcription factors is/are correct?
Activators bind to enhancer sites and increase transcription rates
Repressors bind to silencer sites and increase transcription rates
Transcription factors can bind directly to the promoter
Transcription factors only decrease transcription rates
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12
Fill in the Blank
During transcription, the RNA polymerase synthesizes RNA in the ___ to ___ direction.
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14
Multiple Select
Which of the following events occur during RNA processing in eukaryotes?
Addition of a 5'-methyl cap
Removal of exons
Addition of a 3'-polyA tail
Splicing of introns
15
Open Ended
Describe the process and significance of RNA processing in eukaryotic cells.
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17
Multiple Choice
Which process allows different polypeptides to be generated from the same gene by selectively removing exons?
Alternative splicing
DNA replication
Translation
Transcription
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19
Open Ended
Explain how transcription factors can regulate gene expression during the process of transcription.
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21
Multiple Select
Which of the following topics are directly connected to the regulation of transcriptional activity?
Epigenetics (AHL)
Nucleic Acids
Types of Cells
Systems Communication (AHL)
22
Multiple Choice
Which of the following is NOT one of the four DNA bases?
Adenine
Thymine
Uracil
Guanine
23
Open Ended
Summarize one new thing you learned about DNA or transcription from today's lesson.
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