Which streptococci are implicated in the development of dental caries? What is the mechanism of their formation?

Q: What is the primary virulence factor for Streptococcuspneumoniae?

A: Streptococcus pneumoniae also is known as pneumococcus is a gram-positive coccus. They are…

Q: Discuss the pathogenicity of Trichiuriasis. How can a human acquire the infection?

A: Introduction Trichuriasis:- It is an infection of the large intestine caused by a parasite called…

Q: What is the treatment for Plasmodium falciparum?

A: Plasmodium falciparum is a type of protozoan that is responsible for causing malaria. Malaria is a…

Q: What are the possible sources of Salmonella spp.that cause food infections?

A: The food poisoning caused by the species of this bacterium leads to a very serious form of…

Q: Name the metabolic end products that can facilitate the spread ofstreptococci and initiate secondary…

A: Streptococci is a gram positive bacteria belongs from Streptococcaceae family which causes various…

Q: Which coliform bacteria are the most difficult to distinguish from the Salmonella or Shigella…

A: In humans, Shigella and Salmonella are microorganisms that cause gastroenteritis. Salmonella is the…

Q: Besides enterotoxin, does V. cholerae possess an endotoxin? If it does, is the toxin a significant…

A: Cholera is an infection by the bacterium Vibro cholerae, it causes fluid loss from the body in the…

Q: How does Ostreococcus differ from Prochlorococcus? What dothey have in common?

A: An organism Prochlorococcus is significant, particularly function as the primary producer in the…

Q: What is the hemolysis, Lancefield group, and disease caused by Streptococcus pygones?

A: Hemolysis is the destruction of RBC's or blood cells and this lysis may be caused due to many…

Q: Why does Balantidium coli have the greatest clinical impact?

A: Protozoa are heterotrophic, eukaryotic, unicellular, organisms. They have almost 65000 species of…

Q: does Neisseria Gonorrhoeae form spores?

A: Some bacterial cells produce endospores that are dormant structures capable of withstanding extreme…

Q: Why is it clinically important to distinguish S. pneumoniae from otherα-hemolytic streptococci?

A: S. pneumoniae:        Streptococus pneumonia (pneumococcus) is a gram positive bacteria, which is…

Q: How does Helicobacter pylori cause stomach ulcers?

A: Helicobacter pylori(H. pylori can be defined as a type of bacteria. These germs have the tendency to…

Q: Did enterococcus avoid characteristics and descriptions of laboratory procedures and method…

A: Enterococcus is a species of bacteria that can be found in both people and animals' intestines. It…

Q: what is the culture media of salmonella typhi

A: Salmonella typhi is the causative organism of typhoid in human beings. It belongs to the family…

Q: Describe two characteristics of Streptococcus mutans that contribute to its ability to cause dental…

A: To answer this question we should have knowledge of Microbiology

Q: How is L. pneumophila usually detected, and whatare the various means of treating legionellosis in…

A: Bacteria are microscopic single-celled prokaryotes that thrive in diverse environmental conditions.…

Q: What activities would be associated with an increased risk ofHistoplasma capsulatum infection?

A: Histoplasmosis is a kind of lung infection and is caused by inhalation of fungus spores of…

Q: Why do healthy adults usually not contract Clostridium difficileinfections?

A: Microorganisms are small organism that cannot be seen by naked eyes. Microorganism such as bacteria…

Q: Why are Staphylococcus species so numerous onskin?

A: Bacteria belong to the prokaryotes and are one of the oldest living organisms on the planet. There…

Q: What observations indicate that dental carries are not due solelyto Streptococcus mutans?

A: The disease dental caries of oral cavity is characterized by decaying of enamel in teeth. In this…

Q: What pathological changes are associated with the presence of Entamoeba histolytica?

A: Entamoeba histolytica is a parasitic anaerobic amoebozoan belonging to the Entamoeba genus. E.…

Q: What is salmonella typhi? From what family it is?

A: Microorganisms are microscopic organisms that generally exist as one biological cell. Different…

Q: What is unusual about the reservoir of Legionella? What is theepidemiological pattern of the…

A: Legionella is a genus of motile, Gram-negative bacteria that causes legionellosis including a…

Q: How is S. enterica, the causative agent of typhoidfever, transmitted? What are the stages of…

A: Typhoid or typhoid fever is caused by bacterium Salmonella enterica. Bacteria are unicellular and…

Q: Is Bacillus cereus pathogenic?

A: Bacillus Cereus bacteria commensal or pathogenic to foods

Q: When is the best time for preparing smear for malaria?

A: Specimens should be collected before treatment is initiated. When malaria and babesiosis are…

Q: Explain why people in certain occupations are at increased risk ofbecoming infected with…

A: Erysipelothrix rhusiopathiae is a pathogen that causes skin infection, and rarely, septicemia, and…

Q: what is the host response to the infection of clostridium tetani and what is the pathogenesis of…

A: Clostridium tetani is the causative agent of the disease called tetanus. This is a bacillus…

Q: Describe the pathophysiology of the peptic ulcer caused by Helicobacter the of bacterial survival in…

A: Helicobacter pyroli is a gram negative bacteria that causes severe ulcer in the body entering…

Q: Why does transmission of cholera usually require a largeinoculum?

A: Diarrhoeal diseases which include cholera, are the important cause of morbidity and the second most…

Q: How is chalmydia transmitted?

A: Chlamydia disease is a sexually transmitted diseases that is caused by bacteria chlamydia…

Q: How does Salmonella typhimurium avoid being killed by phagocytes.

A: Salmonella manipulates inflammatory pathways and the autophagy process.  Salmonella evades the…

Q: How staphylococcus capitis differ from streptococcus salivarius?

A: Staphylococcus capitis is part of the normal flora of the human skin.  It is associated with…

Q: How can we prove the pathological and clinical effects of cholera are caused by the production of…

A: Cholera is an infectious disease that cause severe watery diarrhea,  which can lead to dehydration…

Q: What do rickettsias and chlamydias derive from the host?

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Q: What species of Pseudomonas is a common cause of lunginfection in cystic fibrosis patients?

A: Cystic fibrosis (CF) is a hereditary disease that affects the lungs and digestive system. The body…

Q: What precautions can be taken to prevent rickettsial infections?

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Q: What are the most effective ways to prevent and control dengue? Differentiate Taenia Solium and…

A: Introduction The dengue virus causes dengue fever, a mosquito-borne tropical disease. Three to…

Q: Compare the gastroenteritis caused by Vibrio cholerae with that of Campylobacter jejuni. How are…

A: Introduction: Microorganisms are broadly classified as Gram-negative and Gram-positive based on Gram…

Q: What is Immunization and how does this controls the spread of the diseas?

A: Immunization  It is defined as the process in which an individual is made immune or resistant to an…

Q: are Large numbers of gram-negative rods in the blood primary or seondary type of infection? and what…

A: The bacteria are classified into Gram-positive and Gram-negative based on their cell wall structure.…

Q: what causes gut bacteria?  what is the treatment for it? what are the symptoms, if someone is…

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Q: What are the major virulence factors of Bacillus anthracis?

A: Bacteria are prokaryotic organisms that have an undefined nucleus and nuclear membrane. Most of the…

Q: What are the major similarities and differences betweenrhizobia and Frankia?

A: Nitrogen fixation is a cycle by which molecular nitrogen noticeable all around is changed over into…

Q: How does one can differentiate Klebsiella pneumoniae from Salmonella typhimurium

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Q: Describe infection by Helicobacter pylori and the resultingdevelopment of an ulcer.

A: The bacteria possessing the characteristics of the gram-negative, microaerophilic, and spiral…

Q: What are the clinical manifestation and classification based on gram staining and morphology of:…

A: Bacillary dysentery:-   1. Clinical manifestations:-  Blood and mucous in stool,diarrhoea, dilution…

Reproductive system infection

The biological process through which parents produce new children is called reproduction. A reproductive system is a group of internal and external organs that collaborate to allow males and females to reproduce. Many experts believe that the reproductive system is one of the most important systems in the body due to its crucial function in the survival of the species. Among the body's basic systems, the reproductive tract is the one that differs the most between sexes, and it is also the only one that does not operate until puberty.