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DHN311 Exam Tested Questions Reviewed And Revised With Correct Answers Already Passed!!

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DHN311 Exam Tested Questions Reviewed And Revised With Correct Answers Already Passed!! 1. Major steps of the central dogma and their products - ANSWER Replication (DNA), transcriptin (RNA), translation (protein) 2. What are DNA polymerases copying? - ANSWER the DNA strands 3. What makes a DNA strand leading vs lagging? - ANSWER antiparallel characteristics 4. What is a promoter? - ANSWER The Binding site for RNA polymerase, starting point 5. What do transcription factors do? - ANSWER gene expression 6. What are enhancers? - ANSWER Increase or decrease Region of DNA that increase a promoters effectiveness 7. What is a codon? - ANSWER Three base pairs that code for an AA 8. What does a codon correspond to? - ANSWER 9. Where does translation occur? - ANSWER Anticodon ribosome 10. What carries amino acids to the polypeptide chain? - ANSWER tRNA 11. What bond is formed between amino acids in a growing polypeptide chain? - ANSWER Peptide bond 12. What enzyme forms the polypeptide chain? - ANSWER transferase 13. Gene expression generates - ANSWER Peptidyl RNA or protein

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DHN311 Exam Tested Questions
Reviewed And Revised
With Correct Answers
Already Passed!!

1. Major steps of the central dogma and their products - ANSWER
Replication (DNA), transcriptin (RNA), translation (protein)


2. What are DNA polymerases copying? - ANSWER the DNA strands


3. What makes a DNA strand leading vs lagging? - ANSWER The
antiparallel characteristics


4. What is a promoter? - ANSWER Binding site for RNA polymerase,
starting point


5. What do transcription factors do? - ANSWER Increase or decrease
gene expression


6. What are enhancers? - ANSWER Region of DNA that increase a
promoters effectiveness


7. What is a codon? - ANSWER Three base pairs that code for an AA

, 8. What does a codon correspond to? - ANSWER Anticodon


9. Where does translation occur? - ANSWER ribosome


10. What carries amino acids to the polypeptide chain? - ANSWER tRNA


11. What bond is formed between amino acids in a growing polypeptide
chain? - ANSWER Peptide bond


12. What enzyme forms the polypeptide chain? - ANSWER Peptidyl
transferase


13. Gene expression generates - ANSWER RNA or protein


14. Indirect transcriptional regulation - ANSWER Mediated indirectly, "cell
signaling", mediator on cell surface


15. Direct transcriptional regulation - ANSWER Regulatory signals bind
directly to intracellular receptors, INTRACELLULAR


16. What does splicing do? - ANSWER Generates multiple related proteins
from a single gene; isoforms


17. Exons - ANSWER Coded

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