Biology Essays

Gene Expression Lab Simulation worksheet adapted by L. McPheron & Shannon Nixon; Phet Simulation by Elizabeth Hobbs; Mutation worksheet by Eliza Woo Objectives: Identify the roles transcription factors, RNA polymerase, ribosomes, and mRNA destroyers have on transcription and translation. Distinguish … Continued

ECOTOURISM: GOOD OR BAD FOR THE ENVIRONMENT? Is Ecotoursim good or bad for the environment? To get full credit for this Discussion Board, you must submit an initial post and respond to at least one classmate’s posting following the guidelines … Continued

Instructions In the mid-1950s, the first study linking cigarette smoking to lung cancer was published. In the decades that followed, many other studies supported this finding and a host of other health-related effects attributed to smoking were uncovered. Over the … Continued

Discussion Forum:  Mod2-1 Ethical Concerns in the Online World Directions: Read Spinello, Chapter 1 and view this YouTube video http://www.youtube.com/watch?v=izRRmW5KKLY&feature=player_embedded# (Links to an external site.) Watch : Lichterman, J. (2014). It’s alive! What NPR learned from turning its @nprnews Twitter account from a bot … Continued

Module 6: Alternative Splicing Investigation 1, step 4: Q1. Given that exons are shown by the black blocks, and introns are shown by lines in the FlyBase Genes track, what does this tell us about the first intron of tra-RB compared to tra-RA? ____________________________________________________________________ … Continued

Module 5: Translation Questions: Q1. First examine reading frame 1. Are there any stop codons in the reported exon? _______ If there are early stop codons, do you think this is the reading frame used during translation?__________________ Q2. Examine reading … Continued

Module 4: Splicing Questions: List two ways in which the histograms are similar. _____________________________________________________________ _____________________________________________________________ List one way that the histograms differ (other than color). _____________________________________________________________ Recall that our other evidence (see Module 3) indicates that tra-RA extends from 9,851 … Continued

Hand write answers, photo then upload to LAB Dropbox module 3 Module 3: Transcription Part II Questions Q1. What is the coordinate of the first nucleotide that is transcribed? In the DNA sequence, is it an A, C, T or … Continued