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Pre-Activity Assignment: Fatty Acids, Nutrition and Health Read the Fatty Acids, Nutrition and Health reading and Chapter 3 in the text book and then answer the following questions before class. 1. A trans fatty acid is one a. that has no carbon-carbon double bonds directly adjacent to each other.b. that […]

LAB EXPERIMENT: DNA and Protein Synthesis Learning Objectives Upon completion of this laboratory, you will be able to: ? Review the structure and function of DNA.? Identify the codons that code for amino acids in DNA and RNA.? Explain the purpose of start and stop codons in protein synthesis.? Summarize […]

A new dominant mutation occurs in a population of red-winged blackbirds that triples the size of the red shoulder patch in males. Individuals expressing the new mutation are far more conspicuous to predators and this causes their survival to be reduced by 50%. But their ability to repel territory intruders […]

A strain of E. coli contains a mutant tRNALeu. Instead of recognizing the codon 5′ CUG 3′, as it does in nonmutant cells, the mutant tRNA recognizes the codon 5’GUG3′. A missense mutation of another gene, bug, affecting amino acid number 28 of the Bug protein, is suppressed in cells […]