ch06_Stryer7e_TB - Chapter 6 Exploring Evolution and...

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Chapter 6 Exploring Evolution and BioinformaticsMatching QuestionsUse the following to answer questions 1-10:Choose the correct answer from the list below. Not all of the answers will be used.a) BLASTb) glutamine to asparaginec) orthologsd) alignmente) convergent evolutionf) paralogsg) gaph) evolutionary treei) sequence templatesj) combinatorial chemistryk) glycine to tryptophanl) conservative 1____________ Homologs that perform similar or identical functions. Ans:c Section: 6.12____________ Homologs from the same organism that perform different functions. Ans:f Section: 6.13An amino acid substitution to another of similar size and charge is called a ____________ substitution. Ans:l Section: 6.24____________ Regions of a protein, critical to three-dimensional structure, that are conserved. Ans:i Section: 6.35____________ A database search procedure used to find homologous sequences in proteins.Ans:aSection: 6.26____________ The processes by which different evolutionary paths end up at a similar structureor mechanism. Ans:e
Chapter 6 Exploring Evolution and BioinformaticsSection: 6.37____________ Used to present a graphical depiction of how sequences are related in evolutionary terms. Ans:h Section: 6.48____________ is a technique that produces large populations of molecules and selects for a biochemical property.
Section: 6.59____________ An example of a conservative amino acid change.
Section: 6.210In some sequence alignments it is necessary to include a ____________.
Section: 6.2Fill-in-the-Blank Questions11__________________ are homologous molecules that are found in different species and have similar or identical functions.
Section: 6.112__________________ are homologous molecules that are found in a given species but possess different biological functions.
Section: 6.113________________ amplification of well-preserved samples allows the determination of nucleotide sequences from extinct organisms.
Section: Introduction and 6.514Two molecules are said to be _________________ if they have been derived from a common ancestor.
Section: 6.115In the Blosum-62 substitution matrix, a large ________________ score corresponds to substitution that occurs only rarely.
Section: 6.216Analysis of substitution matrices indicates that cysteine (C) and __________________ residues tend to be conserved more than other amino acid residues.
Section: 6.22
Chapter 6 Exploring Evolution and Bioinformatics

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