Evolution Long answer questions

Answer all Four questions Please
1. Flu Virus Survival: Explain how flu virus coat proteins contribute to viral survival, andhow we can use knowledge of extant strains’ sequences to predict the strains that will survive tothe next flu season.
2. RNA world: Explain in detail how self-replicating populations of RNA can beconsidered alive and able to evolve, using experimental support.

3.  Phylogenetic Trees: A consortium of dairy and beef farmers has hired you to studythe evolutionary origins of domestic cattle. They particularly want to know whether the humpedzebu cattle of Asia and the cattle of Africa are derived from different species of wild cattle thanEuropean breeds. Outline a complete research program to study this question. Describe thesequence of steps you would need to do, what kind of data you would collect, and the methodsyou could use to evaluate possible trees and branches.

4. Speciation: Suppose you are studying two related species of lizards, one of whichlives in warm lowland deserts and the other in forested mountains. You discover that where thetwo species’ ranges meet, in low-lying, lightly forested woodland, they hybridize. Can youpredict the likely evolutionary fate of hybrids and the parental species? How could you testyour ideas?

(No Plagiarism Please)

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