Q: What is the endosymbiotic hypothesis and what evidence isthere to support it?
A: The Endosymbiotic Theory was initially proposed by Lynn Margulis in the 1960s. She proposed that the…
Q: you able to distinguish between specific species of bacteria? Why, or why not? Which method for…
A: Staining, culturing, and simple biochemical tests are the traditional methods for distinguishing…
Q: Which genera is collective referred to as prochlorophytes in cyanobacteria? How do they differ with…
A: Bacteria are microscopic single-celled prokaryotes that thrive in diverse environmental conditions.…
Q: Which phylogenetic domain includes species with optima of7100ºC? What special techniques are…
A: Within the domain Archaea, is a class known as hyperthermophiles which are heat-loving bacteria. The…
Q: What is LUCA, and what is a plausible explanationfor the origin of cellular life?
A: LUCA stands for the last universal common ancestor or last universal cellular ancestor also called…
Q: What does the Endosymbiotic theory say?
A: Endosymbiotic theory or symbiogenesis is an evolutionary theory of the origin of eukaryotic cells…
Q: What four bacterial phyla contain the most well-characterizedspecies?
A: Microorganisms play a major role for all living beings. It is microscopic in nature and found in…
Q: What lifestyle is typical of Bacteria and Archaea that containfewer than 500 protein-encoding genes?
A: A gene is a stretch of nucleotides present on a chromosome. It is the region that encodes the…
Q: What are some key criteria from the phylogenetic speciesconcept used to determine whether two…
A: Species concepts are used by taxonomists and evolutionary biologists to define a species as they…
Q: What is the colony morphology of these two cyanobacterial species having?
A: Algae are morphologically diverse organisms with the simplest form being the unicellular organisms…
Q: What is the basic difference in the hereditary material of eukaryotes and prokaryotes?
A: Based on the presence of a membrane-bound nucleus, organisms are categorized as eukaryotes and…
Q: What is convergent evolution and how is it differentfrom horizontal gene transfer?
A: The change in the heritable characteristics of the species across many generations is called…
Q: What is endosymbiotic theory ? explain the assumptions of the endosymbiotic theory ?
A: Prokaryotes are those organisms which lack a membrane bound nucleus. They consist of eubacteria and…
Q: A bacterium has been found contaminating three different areas of a plant. Although they are the…
A: Bacteria Bacteria are single-celled organisms that are tiny. Bacteria can be found practically…
Q: What is the relationship between Cyanobacteria and the chloroplast of phytoplankton (algae)?
A: Photosynthesis is the process by which organisms use sunlight to produce energy. In the presence of…
Q: Which traits are shared by all eukaryotic cells, and what are the three major lines of evidence that…
A: Traits shared by all eukaryotic cells: Presence of well defined nucleus that contains the genetic…
Q: Why does the development of antboitic-resistant bacterial strain represent evolution by natural…
A: Evolutionary genetics is a branch of genetics that studies the role of genetic variation in the…
Q: How does the Evolution of the globin protein family happpened?
A: Globin is the protein of globular protein family. In this specifically heme containing proteins are…
Q: What are the pseudoautosomal regions (PARs)?
A: Autosomes contain genes which control all the characters of our body except the sexual characters.…
Q: Some degree of genetic exchange occurs in bacteria, which reproduce mostly asexually. What…
A: The biological species concept (BSC) is a widely accepted concept for species. It defines the…
Q: Explain the relationship between Piscirickettsiaceae and Alteromonadaceae. Which of the two bacteria…
A: In the deep sea microbial community, Alteromonadaceae is one of the indigenous bacterias that have a…
Q: Which archael lineages are extremophiles? What does that mean?
A: Archaebacteria is a relatively small and primitive prokaryotic group. They are the oldest…
Q: In comparing bacteria, archaea, and eukaryotes, which statement below among A -D is false?
A: There are some living organisms that cannot be seen by the naked eye and only can be seen under the…
Q: What is one of the species of Doamin Archea? What was is it determined to be a member of the Domain…
A: Bacteria are a type of biological cell that constitute a large domain of prokaryotic microorganisms.…
Q: How can the small size and haploid genome of Bacteria andArchaea accelerate their evolution?
A: Microorganisms or microbes are microscopic organisms that exist as unicellular, multicellular, or…
Q: What features of the squid–Aliivibrio symbiosis make it an idealmodel for studying animal–bacterial…
A: Symbiosis is any type of a close and long-term biological interaction between two different…
Q: What are the criteria used in phylogenetic analysis todesignate a new microbial species?
A: Biological diversity is the presence of variability of life on Earth. It measures the genetic…
Q: In what phylogenetic groups are Geobacter and Shewanella found?
A: Iron reducers are the bacteria that consist of cytochromes at the outer membrane, which facilitates…
Q: Bacillus isolate. Without performing molecular analyses, what morphological and physiological traits…
A: Bacteria occur almost everywhere. Their are hundreds of bacteria present in a handful of soil. They…
Q: Which is the most recent common ancestor (MRCA)?
A: An ancestor is defined as the actual or hypothetical form from which an organism has developed or…
Q: Which aspects of the biology of Nanoarchaeum equitans make itespecially interesting from an…
A: Introduction Monera is a kingdom which consist of prokaryotic, unicellular organisms such as…
Q: What traits do green nonsulfur bacteria share withgreen sulfur bacteria and purple sulfur bacteria?
A: Introduction Bacteria belongs to Kingdom Monera, which is the only kingdom that contains…
Q: A common step in the isolation of cells from asample of animal tissue is to treat the tissue with…
A: A combination of trypsin and EDTA is often used to dissociate cells and tissues. Trypsin is a…
Q: What is the evidence that “Chlorochromatium aggregatum” isa stable product of evolution?
A: Evolution is a natural process that includes several changes over many generations in the…
Q: What are some prooves of Endosymbiotic theory?
A: There are various perspectives from which eukaryote origins can be viewed, including…
Q: Compare the sizes and coding capacity of prokaryoticgenomes with those of eukaryotes. What other…
A: The major difference between prokaryotes and the eukaryotes is that prokaryotes lack the presence of…
Q: What is the importance of the diversification and proliferation of bacteria in the ancient aquatic…
A: Introduction: Bacteria are ubiquitous. They are categorized as prokaryotes and are placed under…
Q: What is tagmatization? Which Phyla do we find it in?
A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…
Q: Compare and Contrast the three common bacterial morphologies, ahich group shows the most common…
A: Bacteria and the archebacteria can be distinguished by directly examining the cell with the help of…
Q: Explain what these letters mean: BRAC, BRAF, APOE4 . What do they have in common?
A: BARC- Bhabha Atomic Research Center BARF- Biologically Appropriate Raw Food APOE4- Apolipoprotein E4
Q: What is the evolutionary significance of the enzymes; superoxide dismutase, catalase and peroxidase?
A: The enzymes can enhance the rate of the chemical reaction faster without changing themselves. It…
Q: How did they know that Epulopiscium fishelsoni and Thiomargarita namibiensis were Prokaryote , and…
A: Prokaryotes are organisms whose cells do not contain a distinct nucleus, bounded by a nuclear…
Q: Endosymbiotic Theory?
A: Endosymbiotic theory states that some of the organelles in today's eukaryotic cells were once…
Q: What type of evolution do bacteria have? Is it Divergent, Convergent, or Parallel?
A: Evolution occur to natural selection or by mutation. The role of natural selection is to pass on the…
Q: Which of the following questions would be most appropriate to investigate whether the proteolytic…
A: Proteolytic enzymes : Proteases occur in all organisms from prokaryotes to eukaryotes and to virus .…
Q: How does pseudomurein resemble peptidoglycan? How do thetwo molecules differ?
A: Pseudomurein is the constituent of the archaeal cell wall. Its physical structure and functions…
Q: What term is used to describe a single species exhibiting both celltypes shown below, and which…
A: Organisms are highly organized structures that consist of one or more cells. Even very simple,…
Q: what does a anabolism concept map look like with 10 like words or phrases?
A: Anabolism It is the set of metabolic pathways that construct molecules from smaller units. These…
Q: Which phyla of Bacteria contain anoxygenic phototrophs? Which phylum contains purple sulfur…
A: The process in which the organisms absorb light energy and convert it to chemical energy is called…
What are the three major pathways of methanogenesis and in
what phylogenetic groups are they found?
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- How can the small size and haploid genome of Bacteria andArchaea accelerate their evolution?How many possible different trees (branching pat-terns) can in theory be drawn to display the evolution ofbacteria, archaea, and eukaryotes, assuming that they allarose from a common ancestor?What are the key factors influencing the genomic diversity and evolution of bacterial populations?