Compare the mechanisms by which most eukaryotic cells acquire nutrients with those used by bacteria and archaea. What are the implications in terms of survival in different habitats and competition between eukaryotic microbes such as protists and bacteria and archaea?

Q: If you were developing a new “broad-spectrum” antibiotic to kill a widevariety of bacteria, which…

A: To create a broad-spectrum antibiotic it might be necessary to travel once the cell membrane, cell…

Q: What are some constraints shared by all organisms? (select all those that apply).   a) withstanding…

A: Any biological living system that performs the role of a distinct living form is called an organism.…

Q: Name two groups of protists known to cause HABs in marine ecosystems. What hazards do HABs pose for…

A: HAB is the harmful algal bloom that is caused by the rapid growth of the algae in the aquatic…

Q: Explain two ways in which archaea metabolize inorganiccompounds in extreme environments.

A: Archaea Bacteria is facultative and strictly anaerobic with the cell wall made up of peptidoglycan.…

Q: Why are marine cyanobacteria so amazingly successful?

A: Cyanobacteria are also called blue-green algae and they of an ancient group of photosynthetic…

Q: Describe at least four mechanisms that would allow a bacterium X to compete with its host for iron

A: ANSWER:- Protecting the supply lines- Bacterial competition can often be framed in the context of…

Q: What type of organism is the cyanobacteria Microcoleus Vaginatus? Is it free-living?…

A: The cyanobacteria Microcoleus vaginatus appears to be a suitable model organism for the evaluation…

Q: List some genera of free-living and symbiotic nitrogen-fixing bacteria.

A: Nitrogen-fixing bacteria are microorganisms that convert nitrogen gas from the atmosphere into a…

Q: Biodiversity I, Part A: Diversity of Bacteria & Archaea Answer the following questions. 1 What are…

A:

Q: The antibiotic kanamycin binds to the small ribosomal subunit of bacteria and interferes with…

A: There are three domains of life archebacteria, bacteria and eukarya. Bacteria are considered…

Q: Describe the examples of the four mechanisms aquatic bacteria use to maximize nutrient acquisition…

A: The amount of nutrients that is temporarily or permanently gets biogemochemically transformed is…

Q: Why would archaea that grow in extreme environments be more intensively studied than those that do…

A: Bacteria exhibit unique capabilities of surviving in extreme environments. They are present in the…

Q: How are cyanobacteria responsible for the rise in atmospheric oxygen?

A: The Cyanobacteria were a basic creature that played an important part in transforming Earth's early…

Q: Discuss the key features of a protobiont. What distinguishes aprotobiont from a living cell?

A: The features of protobiont are:-

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: Describe the process used by a saprobic microbe to transport food particles. How does this compare…

A: The saprobic microbes feed on the dead and decaying organic matter. They feed on organic matter and…

Q: The unicellular cyanobacterium Prochlorococcus sp. is the most abundant photosynthetic microbe in…

A: Prochlorococcus are green, small, and unicellular bacteria having chlorophyll a and chlorophyll b…

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: Think about the conditions (temperature, light, pressure, and organic and inorganic materials) that…

A: The response will vary.

Q: Scientists examined the interactions between bacteria and two species of protozoa, Uronema sp. and…

A: Aquatic Ecosystem: Aquatic Ecosystem are communities of plants and animals that live in water. They…

Q: How many endosymbiotic events are required to account for the diversity of photosynthetic…

A: Endosymbiont is an organism that lives within another organism and sometimes maintains a mutualistic…

Q: What are nitrogen-fixing bacteria, and what role do theyplay in ecosystems?

A: Nitrogen is one of the most important element in an living organism. It is a component of amino…

Q: In endosymbiotic theory, host cells were believed to have ingested smaller individual photosynthetic…

A: Endosynotic theory is a theory which explains the evolution of a Eukaryotic cell from a primitive…

Q: What are the problems related to the use of microalgae?

A: Algae are aquatic organisms. They can perform photosynthesis. Microalgae are a group of algae that…

Q: What types of environments are inhabited by archaea? Why are methanogens important?

A: Microorganisms are those that can only be seen with the help of microscope and can not be seen wit…

Q: Which of the following prokaryotes has a relatively large surface-to-volume ratio for rapid gas…

A: Microorganisms are small organism that cannot be seen by naked eyes. They include bacteria, fungi,…

Q: cens require organic carbon and energy source, and prefer to live in an fully oxygenated…

A: E.coli is a Gram Negative, rod shaped, bacteria. It is commonly found in the lower intestine of…

Q: 5. View the protists blood parasites (Trypanosoma cruzi, Trypanosoma brucei, and Plasmodium vivax).…

A: Trypanosomes are zooflagellate protozoans that are obligate parasites that can cause parasitic…

Q: what is a colonial flagellate hypothesis? How colonial organisms differ from multicellular?Which…

A: An organ or organism that is consisting of numerous cells is known as multicellular. Plants,…

Q: What is the importance of simple diffusion and osmosis processes for a free-living protozoan microbe…

A: Simple diffusion is the movement of substances from higher concentration to lower concentration in…

Q: Why would you be surprised to find the exact same microbial symbionts inhabiting squid and the rumen…

A: To understand the requirements for a successful symbiosis, it is important to consider the specific…

Q: What are the three ways microbes can interact symbiotically with humans? Give an example of a…

A: Microbes, short for microorganisms, are tiny, living organisms that are too small to be seen with…

Q: Explain two adaptations of Archaea that have enabled them to survive very extreme environmental…

A: Extremophiles are the organisms that are better adapted to live and survive in an environment which…

Q: What are the main differences between stationary and decline phase? Which type of bacteria will…

A: Bacteria, like all living organisms, require an environment that is suitable for growth. This…

Q: The endosymbiotic hypothesis for the origin of mitochondria from gram-negative prokaryotes is…

A: Endosymbiotic theory states that some of the organelles present in Eukaryotic cell structures are…

Q: Antibiotics enter the environment in wastewater from pharmaceutical manufacturing plants, in wastes…

A: Bacteria are small in size microorganisms which is pathogenic and nonpathogenic. some Bacteria are…

Q: Describe at least one adaptation that allows a) planktonic organisms such as diatoms or jellyfish to…

A: A. " Plankton" is a Greek word which means wanderer, these organisms are carried in the flow of…

Q: What are protocells? A) Abiotic membrane enclosed organelles. B) Precursors to Cnidaria C) Abiotic…

A: Modern theory of origin of life was given by Oparin and Haldane . This theory was also refers to as…