Common ancestor - Study guides, Class notes & Summaries

Question 1. What two things do nodes represent on phylogenies? Nodes represent the most recent common ancestor of two or more descendant lineages and represent a speciation event. Question 2. Compare the branching patterns of phylogenies 1-3 above. Which statement below correctly describes the patterns among trees 1-3? Tree 1 = Tree 2 Question 3. Which node represents the MRCA for taxa F and G? 3 Question 4. Which taxon or taxa is/are the sister group to E + F? D, G, H Question 5. If y...

BIO 116 Exam 1 & 2 Questions And Answers With Verified Study Quiz you identify two new organisms that share a specific morphological feature. genetic analysis reveals that each organism uses different protein structure. which of the following are true regarding these organisms 1. the shared feature is analogous 2. these organisms represent sister taxa 3. their common ancestor probably did not possess this feature 4. the shared feature is a homologous character ANS 1 and 3 identify which...

_________ is the science of classifying living things. - taxonomy _________ is the science of classifying living things. - Taxonomy A ___ group does not contain the most recent common ancestor - polyphyletic A _________ group consists of the most recent common ancestor and some of its descendants. - paraphyletic A ______________ group consists of the most recent common ancestor and all of its descendants. - monophyletic A ______________ group does not contain the most recent common ancest...

Sociology - Correct answer-scientific study of patterns and processes of social life in all its major areas Theoretical Frameworks of Sociology - Correct answer-Functionalist Conflict Interactionist Sociological Imagination - Correct answer-awareness of the relationship between an individual and the wider society Socialization - Correct answer-process of social interaction by which people acquire knowledge, attitudes, values and behaviors agents of socialization - Correct answer-family,...

The scientific discipline of naming and classifying organisms - Answer-taxonomy Two part format of a scientific name (Genus species) - Answer-binomial grouping of species into increasingly inclusive categories - Answer-hierarchical classification The named unit at any level of the hierarchy - Answer-taxon The evolutionary history of a species or group of species - Answer-phylogeny A discipline focused on classifying organisms and determining their evolutionary relationships - Answersystemat...

RNAS C Practice Test Review 437 Questions with Verified Answers A capacitor and resisitor in parallel - CORRECT ANSWER will have same voltage across since in parallel. if in series, voltage drops would occur they can be treated together If the absolute pressure of a gas is increased from 3 atm to 4 atm at constant volume, then the absolute temperature of the gas will increase by: A. 25%. B. 33%. C. 67%. D. 75% - CORRECT ANSWER B. Assuming the validity of the Ideal-Gas law, PV = n...

Evolution - The change in allele frequencies in a population over time Selection - Changes in allele frequencies due to organisms with advantageous alleles reproducing more successfully than organisms with other alleles Genetic Drift - Random changes in allele frequencies in a population Mutation - The source of all new allelic diversity Migration - Movement of alleles between populations Adaptation - A trait that evolves by selection for a particular function (because it increases fitness...

chapter 1 1. Viruses are a. infectious agents that infect exclusively multicellular organisms. b. noncellular particles that take over the metabolism of a cell to generate more virus particles. c. pathogens that replicate in complex growth media. d. cellular particles that belong to the archaea domain. e. microbes that consist of lipid membrane–enclosed genomes. 2. The analysis of DNA sequences reveals a. the ancient convergence of prokaryotes and eukaryotes. b. that prokaryotes and ...

E. coli RNA Polymerase II - Answer DNA template, product: mRNA RNA Polymerase I - Answer DNA template Location: Nucleous Products: 18s, 5.8s, 28s rRNA RNA Polymerase II - Answer DNA template Location: Nucleus Products: mRNA, snRNA RNA Polymerase III - Answer DNA template Location: Nucleus Product: tRNA, 5s rRNA, snRNA Mitochondrial RNA Polymerase - Answer DNA template, product: mRNA Mammalian DNA polymerase α - Answer DNA template, product: primers HCV RNA Polymerase - A...

The study of evolutionary relationships among organisms is called ______. phylogeny The three cell types discussed, eukaryotes, archaea, and bacteria, all derived from ______. Last Universal Common Ancestor Organisms called parasites are ______. always harmful to their host Which of the following does not indicate microbe involvement in energy and nutrient flow? Thermal hot springs warmed by heat from earth's interior The subatomic particles that surround the nucleus are the ______. Elect...