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1. Ribozymes in the large ribosomal subunitcatalyze peptidyl transferase activity during elongation. What isthe immediate result? A. The elongation factor EF-Tu isrecycled.B. The tRNA in the p site fallsoff the ribosome.C. A new charged tRNA moves intothe A site.D. The bond broken between thetRNA at the P site and its […]

Frameshift mutations may or may not be a disaster whenthey occur. A. What is a frameshift mutation? (First, describe what a”frame” is). B. Why is the effect of a triple frameshift mutation of the samesign different from that of a single or double frameshift mutationor a triple frameshift mutation of […]

1. What are the threats to external validity? How could each threat affect you as a researcher? Come up with a research example for each threat to external validity. What are some methods to increase external validity? 2. What statistical technique would be helpful when you would like to equalize […]

1) Blood isolated from an emergency room patient contains antibodies against the measles virus. Please explain whether or not the patient should be quarantined immediately because they are infected with the measles virus and why? What are the other plausible explanations for anti-measles antibodies in the patient’s blood? 2) Describe […]