PowerShow.com - The best place to view and share online presentations
  • Help
  • Preferences
  • Sign up
  • Log in
Advanced
Free template

Evolution Of Commensalism PowerPoint PPT Presentations

Grid List
All Time
All TimeAdded TodayAdded This WeekAdded This Month
Show:
Recommended
RecommendedRelevanceLatestHighest RatedMost Viewed
Sort by:
Featured Presentations
Search Results
Evolution PowerPoint PPT Presentation
Evolution - Evolution Changes in types of organisms over a period of time Fossils A fossil is some remnant of an organism that proves its existence Imprints of bacteria, leaves ...
Evolution Changes in types of organisms over a period of time Fossils A fossil is some remnant of an organism that proves its existence Imprints of bacteria, leaves ...
| PowerPoint PPT presentation | free to download
EVOLUTION and ECOLOGY PowerPoint PPT Presentation
EVOLUTION and ECOLOGY - evolution and ecology
evolution and ecology
| PowerPoint PPT presentation | free to view
Evolution of Plants PowerPoint PPT Presentation
Evolution of Plants - Land plants evolved from green algae. ...
Land plants evolved from green algae. ...
| PowerPoint PPT presentation | free to view
Evolution%20and%20Community%20Ecology PowerPoint PPT Presentation
Evolution%20and%20Community%20Ecology - Evolution and Community Ecology CHAPTER 5
Evolution and Community Ecology CHAPTER 5
| PowerPoint PPT presentation | free to download
Evolution and Community Ecology PowerPoint PPT Presentation
Evolution and Community Ecology - Evolution and Community Ecology CHAPTER 5 Black and White, and Spread All Over _____ were accidentally introduced into Lake St. Clair in the late 1980s.
Evolution and Community Ecology CHAPTER 5 Black and White, and Spread All Over _____ were accidentally introduced into Lake St. Clair in the late 1980s.
| PowerPoint PPT presentation | free to view
Ecology, evolution, and antibiotic resistance PowerPoint PPT Presentation
Ecology, evolution, and antibiotic resistance - Ecology, evolution, and antibiotic resistance Carl T. Bergstrom Department of Biology University of Washington University of Michigan December 8th, 2005
Ecology, evolution, and antibiotic resistance Carl T. Bergstrom Department of Biology University of Washington University of Michigan December 8th, 2005
| PowerPoint PPT presentation | free to download
Interaction and Evolution PowerPoint PPT Presentation
Interaction and Evolution - Interaction and Evolution Niche Niche - The role an organism plays in a community Two or more species cannot share the same niche Competition Competition - the type ...
Interaction and Evolution Niche Niche - The role an organism plays in a community Two or more species cannot share the same niche Competition Competition - the type ...
| PowerPoint PPT presentation | free to download
Evolution, Biological Communities, and Species Interactions PowerPoint PPT Presentation
Evolution, Biological Communities, and Species Interactions - Evolution, Biological Communities, and Species Interactions
Evolution, Biological Communities, and Species Interactions
| PowerPoint PPT presentation | free to view
Functional evolution of bacterial genome PowerPoint PPT Presentation
Functional evolution of bacterial genome - ... minimal media 190 carbon sources ... Number of genes type Strains 1 5,289,471 5,349 EHEC EDL933 109 5,516,160 4,788 EPEC E22 1 5,498,450 5,361 EHEC ...
... minimal media 190 carbon sources ... Number of genes type Strains 1 5,289,471 5,349 EHEC EDL933 109 5,516,160 4,788 EPEC E22 1 5,498,450 5,361 EHEC ...
| PowerPoint PPT presentation | free to download
Oct 12 Lecture 12 Evolution of Virulence PowerPoint PPT Presentation
Oct 12 Lecture 12 Evolution of Virulence - Lecture 16 Evolution of virulence II
Lecture 16 Evolution of virulence II
| PowerPoint PPT presentation | free to download
Evidence for Evolution PowerPoint PPT Presentation
Evidence for Evolution - Food Web Bacteria Gel Electrophoresis 3 1 2 Evidence for Evolution Causes of Evolution Viruses 4 6 5 Natural Selection (Darwin) Taxonomic Levels: From most general ...
Food Web Bacteria Gel Electrophoresis 3 1 2 Evidence for Evolution Causes of Evolution Viruses 4 6 5 Natural Selection (Darwin) Taxonomic Levels: From most general ...
| PowerPoint PPT presentation | free to view
EVOLUTION: the process of change in allelle frequency over time PowerPoint PPT Presentation
EVOLUTION: the process of change in allelle frequency over time - EVOLUTION: the process of change in allelle frequency over time Evolution is the idea that new species develop from earlier species by accumulated changes.
EVOLUTION: the process of change in allelle frequency over time Evolution is the idea that new species develop from earlier species by accumulated changes.
| PowerPoint PPT presentation | free to view
Evolution of Virulence PowerPoint PPT Presentation
Evolution of Virulence - ... to adhere to epithelial cells, bovine and human: gene acquisition promotes ... Stx kills bovine leukemia virus cells. Genome Sequencing ...
... to adhere to epithelial cells, bovine and human: gene acquisition promotes ... Stx kills bovine leukemia virus cells. Genome Sequencing ...
| PowerPoint PPT presentation | free to view
Evolution of antibiotic resistant bacteria PowerPoint PPT Presentation
Evolution of antibiotic resistant bacteria - Evolution of antibiotic. resistant bacteria. Tremendous quantities of antibiotics ... Evolution through natural selection can occur remarkably quickly when selection ...
Evolution of antibiotic. resistant bacteria. Tremendous quantities of antibiotics ... Evolution through natural selection can occur remarkably quickly when selection ...
| PowerPoint PPT presentation | free to view
Oct 12 Lecture 12 Evolution of Virulence PowerPoint PPT Presentation
Oct 12 Lecture 12 Evolution of Virulence - Some, like cholera and smallpox, are often lethal ... Cholera was thought to be caused by miasma (bad air) In one week, 600 people near Broad Street died of Cholera ...
Some, like cholera and smallpox, are often lethal ... Cholera was thought to be caused by miasma (bad air) In one week, 600 people near Broad Street died of Cholera ...
| PowerPoint PPT presentation | free to download
Oct 12 Lecture 12 Evolution of Virulence PowerPoint PPT Presentation
Oct 12 Lecture 12 Evolution of Virulence - Title: Oct 12 Lecture 12 Evolution of Virulence Subject: Immunology Author: Janeway Last modified by: Michael Worobey Created Date: 12/16/2002 8:36:41 PM
Title: Oct 12 Lecture 12 Evolution of Virulence Subject: Immunology Author: Janeway Last modified by: Michael Worobey Created Date: 12/16/2002 8:36:41 PM
| PowerPoint PPT presentation | free to view
Evolution and Community Ecology PowerPoint PPT Presentation
Evolution and Community Ecology - Evolution and Community Ecology CHAPTER 5 Lesson 5.2 Species Interactions The zebra mussel has completely displaced 20 native mussel species in Lake St. Clair.
Evolution and Community Ecology CHAPTER 5 Lesson 5.2 Species Interactions The zebra mussel has completely displaced 20 native mussel species in Lake St. Clair.
| PowerPoint PPT presentation | free to download
Evolution and Ecology of Antibiotic Resistance PowerPoint PPT Presentation
Evolution and Ecology of Antibiotic Resistance - Evolution and Ecology of Antibiotic Resistance Background Time scale Evolution of pathogenesis: millions of years Evolution of a/b resistance: 60 years?
Evolution and Ecology of Antibiotic Resistance Background Time scale Evolution of pathogenesis: millions of years Evolution of a/b resistance: 60 years?
| PowerPoint PPT presentation | free to view
Evolution, Biological Communities, and Species Interactions PowerPoint PPT Presentation
Evolution, Biological Communities, and Species Interactions - Evolution, Biological Communities, and Species Interactions Outline Evolution and Speciation Species Interactions Community Properties Communities in Transition ...
Evolution, Biological Communities, and Species Interactions Outline Evolution and Speciation Species Interactions Community Properties Communities in Transition ...
| PowerPoint PPT presentation | free to view
Chapter 4 Ecosystems and Living Organisms Evolution Genetic PowerPoint PPT Presentation
Chapter 4 Ecosystems and Living Organisms Evolution Genetic - Chapter 4 Ecosystems and Living Organisms Evolution Genetic changes in a population through time. Occurs through natural selection Evolution Darwin s Finches ...
Chapter 4 Ecosystems and Living Organisms Evolution Genetic changes in a population through time. Occurs through natural selection Evolution Darwin s Finches ...
| PowerPoint PPT presentation | free to view
Evolution of enteric pathogens PowerPoint PPT Presentation
Evolution of enteric pathogens - SPI-5 contains 6 genes, 4 of which are required for enteritis in a calf model ... Unlike 'typical' E.coli, Shigella can't utilize lactose, mannitol are non-motile. ...
SPI-5 contains 6 genes, 4 of which are required for enteritis in a calf model ... Unlike 'typical' E.coli, Shigella can't utilize lactose, mannitol are non-motile. ...
| PowerPoint PPT presentation | free to view
EVOLUTION, BIODIVERSITY, AND COMMUNITY PROCESSES PowerPoint PPT Presentation
EVOLUTION, BIODIVERSITY, AND COMMUNITY PROCESSES - prokaryotic - single-celled organisms containing no ... eukaryotic - all organisms consisting of cells which contain ... Peppered Moth example of ...
prokaryotic - single-celled organisms containing no ... eukaryotic - all organisms consisting of cells which contain ... Peppered Moth example of ...
| PowerPoint PPT presentation | free to view
Chapter 4 Evolution, Biological Communities, and Species Interactions Outline PowerPoint PPT Presentation
Chapter 4 Evolution, Biological Communities, and Species Interactions Outline - Chapter 4 Evolution, Biological Communities, and Species Interactions Outline Evolution Ecological Niche Species Interactions Community Properties
Chapter 4 Evolution, Biological Communities, and Species Interactions Outline Evolution Ecological Niche Species Interactions Community Properties
| PowerPoint PPT presentation | free to view
Oct 12 Lecture 12 Evolution of Virulence PowerPoint PPT Presentation
Oct 12 Lecture 12 Evolution of Virulence - R0: the 'Basic reproductive number' of a pathogen. The trade-off hypothesis and Paul Ewald's view: route and timing of ... The classis example: Myxoma virus ...
R0: the 'Basic reproductive number' of a pathogen. The trade-off hypothesis and Paul Ewald's view: route and timing of ... The classis example: Myxoma virus ...
| PowerPoint PPT presentation | free to download
The Evolution of Microbes and Their Genomes: A Phylogenomic Perspective PowerPoint PPT Presentation
The Evolution of Microbes and Their Genomes: A Phylogenomic Perspective - ... ns:meta/' x:xmptk='3.1.1-112' rdf:RDF xmlns:rdf='http://www.w3.org/1999/02/22-rdf-syntax-ns ... xmlns:stRef='http://ns.adobe.com/xap/1.0/sType/ResourceRef ...
... ns:meta/' x:xmptk='3.1.1-112' rdf:RDF xmlns:rdf='http://www.w3.org/1999/02/22-rdf-syntax-ns ... xmlns:stRef='http://ns.adobe.com/xap/1.0/sType/ResourceRef ...
| PowerPoint PPT presentation | free to view
Lecture 3 : Evolution Etc' Overview PowerPoint PPT Presentation
Lecture 3 : Evolution Etc' Overview - Meiosis is a complex process involving two cell divisions. ... The peppered moth (Biston betularia) provides an excellent 19th century example. ...
Meiosis is a complex process involving two cell divisions. ... The peppered moth (Biston betularia) provides an excellent 19th century example. ...
| PowerPoint PPT presentation | free to view
What is Evolution and how has it led to the current diversity of organisms on the Earth? PowerPoint PPT Presentation
What is Evolution and how has it led to the current diversity of organisms on the Earth? - What is Evolution and how has it led to the current diversity of organisms on the Earth? How It All Began! It is impossible for life to have evolved with oxygen No ...
What is Evolution and how has it led to the current diversity of organisms on the Earth? How It All Began! It is impossible for life to have evolved with oxygen No ...
| PowerPoint PPT presentation | free to view
Ecosystems and the Living Environment PowerPoint PPT Presentation
Ecosystems and the Living Environment - Ecosystems and the Living Environment Types of Species Evolution Convergent Evolution Two different species who live in the same type of habitat evolve to have ...
Ecosystems and the Living Environment Types of Species Evolution Convergent Evolution Two different species who live in the same type of habitat evolve to have ...
| PowerPoint PPT presentation | free to view
CSET REVIEW PowerPoint PPT Presentation
CSET REVIEW - Diagram life cycles of familiar organisms (e.g., butterfly, frog, mouse). 2.3 Life Cycle, Reproduction, and Evolution (Genetics and Evolution).
Diagram life cycles of familiar organisms (e.g., butterfly, frog, mouse). 2.3 Life Cycle, Reproduction, and Evolution (Genetics and Evolution).
| PowerPoint PPT presentation | free to download
Darwin - 5 Points PowerPoint PPT Presentation
Darwin - 5 Points - Relationships Chemical Cycles Obtaining Energy Levels of Organization Patterns of Evolution Evidence for Evolution Evolution Darwin 5 5 5 5 5 5 5 5 10 10 10 10 10
Relationships Chemical Cycles Obtaining Energy Levels of Organization Patterns of Evolution Evidence for Evolution Evolution Darwin 5 5 5 5 5 5 5 5 10 10 10 10 10
| PowerPoint PPT presentation | free to download
Pr PowerPoint PPT Presentation
Pr - ... Evolution 51 pp1316-1318 Superparasitisme et le virus manipulateur ... Cycle de la myxomatose Contr le de populations virus Myxoma virus ...
... Evolution 51 pp1316-1318 Superparasitisme et le virus manipulateur ... Cycle de la myxomatose Contr le de populations virus Myxoma virus ...
| PowerPoint PPT presentation | free to download
Objective%203 PowerPoint PPT Presentation
Objective%203 - Objective 3 TAKS 10th and 11th grades Home Home Questions from TAKS regarding ecology: Questions from TAKS regarding evolution: Questions from TAKS regarding ...
Objective 3 TAKS 10th and 11th grades Home Home Questions from TAKS regarding ecology: Questions from TAKS regarding evolution: Questions from TAKS regarding ...
| PowerPoint PPT presentation | free to download
Holt: Biology: Biological PowerPoint PPT Presentation
Holt: Biology: Biological - Holt: Biology: Biological Communities Chapter 17, pp. 362-378 Figures 1- 14 Vocabulary: predation, parasitism, parasite, symbiosis, mutualism, commensalism ...
Holt: Biology: Biological Communities Chapter 17, pp. 362-378 Figures 1- 14 Vocabulary: predation, parasitism, parasite, symbiosis, mutualism, commensalism ...
| PowerPoint PPT presentation | free to download
Science%20Review%20for%20CRCT PowerPoint PPT Presentation
Science%20Review%20for%20CRCT - Science Review for CRCT Sedimentary Rock The form of rock in which most fossils are found 2 types of evolution Gradualism Punctuated equilibria Gradualism When ...
Science Review for CRCT Sedimentary Rock The form of rock in which most fossils are found 2 types of evolution Gradualism Punctuated equilibria Gradualism When ...
| PowerPoint PPT presentation | free to download
Cell Growth PowerPoint PPT Presentation
Cell Growth - Cell Growth And Reproduction Genetics I Genetics II Evolution Ecology 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500
Cell Growth And Reproduction Genetics I Genetics II Evolution Ecology 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500
| PowerPoint PPT presentation | free to download
Jeopardy PowerPoint PPT Presentation
Jeopardy - Final Jeopardy Jeopardy Labs 4 Heredity 3 Evolution 2 Adaptation 1 100 100 100 100 200 200 200 200 300 300 300 300 400 400 400 400 500 500 500 500 A trait that helps ...
Final Jeopardy Jeopardy Labs 4 Heredity 3 Evolution 2 Adaptation 1 100 100 100 100 200 200 200 200 300 300 300 300 400 400 400 400 500 500 500 500 A trait that helps ...
| PowerPoint PPT presentation | free to view
Chapter%205:%20Evolution%20and%20Community%20Ecology PowerPoint PPT Presentation
Chapter%205:%20Evolution%20and%20Community%20Ecology - Chapter 5: Evolution and Community Ecology Mr. Manskopf Notes Can Also Be Found at http://www.manskopf.com Section 2 Review Species Interaction Discuss the factors ...
Chapter 5: Evolution and Community Ecology Mr. Manskopf Notes Can Also Be Found at http://www.manskopf.com Section 2 Review Species Interaction Discuss the factors ...
| PowerPoint PPT presentation | free to download
Community Ecology PowerPoint PPT Presentation
Community Ecology - Interspecific Interactions Commensalism Interspecific Interactions Mutualism Mutualism Mutualism Interspecific Interactions + / - = more than just predation Defense ...
Interspecific Interactions Commensalism Interspecific Interactions Mutualism Mutualism Mutualism Interspecific Interactions + / - = more than just predation Defense ...
| PowerPoint PPT presentation | free to view
Ground Rules, exams, etc. (no  PowerPoint PPT Presentation
Ground Rules, exams, etc. (no - Second Exam One Week: next Thursday Covers Chapters 5, 8, 9, 10, and 11 Lectures 11 to 19 Plus Evolution of Uncaring Humanoids Agriculture Global Warming
Second Exam One Week: next Thursday Covers Chapters 5, 8, 9, 10, and 11 Lectures 11 to 19 Plus Evolution of Uncaring Humanoids Agriculture Global Warming
| PowerPoint PPT presentation | free to download
Populations and Communities PowerPoint PPT Presentation
Populations and Communities - Conifers in taiga, corals in coral reefs, tall-grass species in a prairie, etc. ... Also parasitism: cuckoo/great warbler interaction. Evolution ...
Conifers in taiga, corals in coral reefs, tall-grass species in a prairie, etc. ... Also parasitism: cuckoo/great warbler interaction. Evolution ...
| PowerPoint PPT presentation | free to view
HostParasite Coevolution PowerPoint PPT Presentation
HostParasite Coevolution - Parasites and the evolution of sexual reproduction ... organism, obtaining from it part or all of its organic nutriment, commonly ...
Parasites and the evolution of sexual reproduction ... organism, obtaining from it part or all of its organic nutriment, commonly ...
| PowerPoint PPT presentation | free to view
Chapter 2 Ecosystems and Adapting to the Environment PowerPoint PPT Presentation
Chapter 2 Ecosystems and Adapting to the Environment - Chapter 2 Ecosystems and Adapting to the Environment Overview Evolution Natural Selection Domains and Kingdoms Biological Communities Primary & Secondary Succession ...
Chapter 2 Ecosystems and Adapting to the Environment Overview Evolution Natural Selection Domains and Kingdoms Biological Communities Primary & Secondary Succession ...
| PowerPoint PPT presentation | free to view
Population group of individuals of the same species PowerPoint PPT Presentation
Population group of individuals of the same species - ... group of individuals of the same species. living in the ... Think about how the following interactions can affect. distribution, abundance, and evolution. ...
... group of individuals of the same species. living in the ... Think about how the following interactions can affect. distribution, abundance, and evolution. ...
| PowerPoint PPT presentation | free to download
BASIC OUTLINE OF CLASS PowerPoint PPT Presentation
BASIC OUTLINE OF CLASS - 2) The RNA world as an intermediary to the DNA world: generalities, ... Can the host evolve away from HIV? While the immune system naturally drives the evolution ...
2) The RNA world as an intermediary to the DNA world: generalities, ... Can the host evolve away from HIV? While the immune system naturally drives the evolution ...
| PowerPoint PPT presentation | free to view
CHAPTER 17 PLANTS, FUNGI AND THE COLONIZATION OF LAND PowerPoint PPT Presentation
CHAPTER 17 PLANTS, FUNGI AND THE COLONIZATION OF LAND - EVOLUTION OF LIFE PLANT AND FUNGI. FIRST PLANTS EVOLVED FROM ... WHAT ARE THE FOUR MAIN ORGANS OF A FLOWER? WHAT ARE THE FEMALE PARTS AND WHAT ARE THE MALE? ...
EVOLUTION OF LIFE PLANT AND FUNGI. FIRST PLANTS EVOLVED FROM ... WHAT ARE THE FOUR MAIN ORGANS OF A FLOWER? WHAT ARE THE FEMALE PARTS AND WHAT ARE THE MALE? ...
| PowerPoint PPT presentation | free to view
Biology Objective 3 PowerPoint PPT Presentation
Biology Objective 3 - Man's Effects on the Environment. Ozone O3 is a protective layer at the top of the atmosphere. ... Evolution: The process of change over time. There are natural ...
Man's Effects on the Environment. Ozone O3 is a protective layer at the top of the atmosphere. ... Evolution: The process of change over time. There are natural ...
| PowerPoint PPT presentation | free to view
MCA Science II PowerPoint PPT Presentation
MCA Science II - SWBAT design and complete a scientific experiment ... over time and the term biological evolution is used to describe this process ...
SWBAT design and complete a scientific experiment ... over time and the term biological evolution is used to describe this process ...
| PowerPoint PPT presentation | free to view
Tea for Two PowerPoint PPT Presentation
Tea for Two - Clown fish and sea anemone = commensalism clown fish lives among deadly ... sea anemones from anemone-eating fish (clown fish is protected from the stinging ...
Clown fish and sea anemone = commensalism clown fish lives among deadly ... sea anemones from anemone-eating fish (clown fish is protected from the stinging ...
| PowerPoint PPT presentation | free to view
Population  PowerPoint PPT Presentation
Population - Population group of individuals of the same species living in the same area, potentially interacting Community group of populations of different species
Population group of individuals of the same species living in the same area, potentially interacting Community group of populations of different species
| PowerPoint PPT presentation | free to download
Human Microbiome Market - Commercial Aspects, Background and Evolution
Human Microbiome Market - Commercial Aspects, Background and Evolution - Single User License: US $2495 Buy a copy of report @ http://www.reportsnreports.com/Purchase.aspx?name=319916
Single User License: US $2495 Buy a copy of report @ http://www.reportsnreports.com/Purchase.aspx?name=319916
Bell Ringer PowerPoint PPT Presentation
Bell Ringer - Bell Ringer What types of community interactions among organisms help shape ecosystems? What shapes an ecosystem? The Niche Food organism eats Physical conditions ...
Bell Ringer What types of community interactions among organisms help shape ecosystems? What shapes an ecosystem? The Niche Food organism eats Physical conditions ...
| PowerPoint PPT presentation | free to download
Niche PowerPoint PPT Presentation
Niche - Niche The important role each organism plays in the environment and how it interacts with both biotic/abiotic factors. Fitness (tolerance) The ability of an organism ...
Niche The important role each organism plays in the environment and how it interacts with both biotic/abiotic factors. Fitness (tolerance) The ability of an organism ...
| PowerPoint PPT presentation | free to download
Study%20of%20Communities PowerPoint PPT Presentation
Study%20of%20Communities - Study of Communities Communities group of interacting organisms sharing an environment Biodiversity variation of life forms or species within a given community ...
Study of Communities Communities group of interacting organisms sharing an environment Biodiversity variation of life forms or species within a given community ...
| PowerPoint PPT presentation | free to download
Biodiversity, Species Interactions, and Population Control PowerPoint PPT Presentation
Biodiversity, Species Interactions, and Population Control - Biodiversity, Species Interactions, and Population Control Chapter 5 * 5-1 How Do Species Interact? Concept 5-1 Five types of species interactions competition ...
Biodiversity, Species Interactions, and Population Control Chapter 5 * 5-1 How Do Species Interact? Concept 5-1 Five types of species interactions competition ...
| PowerPoint PPT presentation | free to download
Predation PowerPoint PPT Presentation
Predation - Predation Species Interaction Predator Prey Predation When an individual captures, kills and consumes another individual prey. Prey The individual eaten by the ...
Predation Species Interaction Predator Prey Predation When an individual captures, kills and consumes another individual prey. Prey The individual eaten by the ...
| PowerPoint PPT presentation | free to view
Symbiotic Relationships PowerPoint PPT Presentation
Symbiotic Relationships - Symbiotic Relationships 8th Grade Science Objectives of the Symbiotic Relationships Lesson Students will investigate how organisms or populations interact with one ...
Symbiotic Relationships 8th Grade Science Objectives of the Symbiotic Relationships Lesson Students will investigate how organisms or populations interact with one ...
| PowerPoint PPT presentation | free to view
Page of  


Home About Us Terms and Conditions Privacy Policy Contact Us
Copyright 2023 CrystalGraphics, Inc. — All rights Reserved. PowerShow.com is a trademark of CrystalGraphics, Inc.
evolution of commensalism — Search results on PowerShow.com
Loading...