Q: How do strains of C. diphtheriae acquire the gene for toxin production?
A: Diphtheria toxin is an exotoxin which is secreted by the Corynebacterium, the pathogenic bacterium…
Q: How are trypanosome diseases similar to malaria and how dothey differ?
A: Malaria and trypanosome diseases are caused by the parasitic invasion through a bite by an insect.…
Q: Mosquitos are the most common vector for malaria. How do mosquitos acquire the initial plasmodium…
A: Malaria is caused by the Plasmodium group of parasites. It is characterized by a pattern of…
Q: What other diseases in this chapter are consideredzoonotic in origin?
A: The diseases in humans that are caused by the non-human pathogen are called zoonosis. These…
Q: In a single point mutation, when the RNA changes but not the amino acid, it is called Why do…
A: The mutation is the abrupt change in the DNA nucleotides which usually change the gene expression.…
Q: What is the figure presents? What is the relation of this figure to human disease? What are the…
A: Atherosclerosis is a disease of the cardiovascular system. The condition may arise due to smoking,…
Q: Does Mycobacterium tuberculosis produce an exotoxin or endotoxin Discuss how this affects the host.…
A: This question is based on the mycobacterium tuberculosis and the difference between endotoxin and…
Q: How does the fact that Rocky Mountain spotted fever is a zoonosis relate to the relative severity of…
A: A classic metazoonosis is the disease known as Rocky mountain spotted fever (RMSF). This disease…
Q: What is the immune response to Malaria and some other disease that is a parasite? How does it evade…
A: During Plasmodium infection, an innate immune response is generated as the first line of defence,…
Q: What is African sleeping sickness? Explain the cause of African sleeping sickness ?
A: African sleeping sickness is caused by Trypanosoma brucei. African sleeping sickness is caused by a…
Q: Why do erysipeloids commonly appear on the hands, as opposedto other body parts?
A: Erysipelothrix rhusiopathiae is a gram-positive rod-shaped bacterium that is widely distributed in…
Q: What is obligate parasite?
A: A Parasite that cannot complete its life cycle without exploiting the host is called an obligate…
Q: One of the common disease caused by fungi…
A: Answer: Introduction: Fungi evolved first; plants evolved second but not from fungi. Fungi are…
Q: What is the name of the infective stage of the malaria parasite inhumans and mosquitoes?
A: Vector-borne diseases refer to a disease that results from an infection communicated to humans and…
Q: Why is sporotrichosis sometimes called rose gardener’s disease?
A: Answer- Sporotrichosis is a fungal disease that is caused from Sporothrix sp. It usually occur to…
Q: iruses are obligate intracellular parasites. Rubella is also known as Exanthem subitum *…
A: A microorganism, often known as a microbe, is a tiny organism. Microbiology is the study of…
Q: What genetic differences make some individuals more and some less susceptible to malaria ?
A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…
Q: Why are viruses considered “obligate intracellular parasites”? What does it mean to be “obligate”?
A: Introduction :- Intracellular parasites are microscopic parasites that can grow and reproduce inside…
Q: Does EBV have a parasitic relationship with its host since it infects the host?
A: Parasitism is a type of interspecific relationship in which one, the parasite, is benefitted while…
Q: Why has it been so difficult to eradicate polio using vaccination?
A: Because , They face many challenges such as insecurity , poor health systems, and poor sanitation,…
Q: In what way are polydnaviruses mutualistic partners with certain wasps?
A: The ecosystem is the community of a group of organisms interacting with each other. The species…
Q: Describe the life cycle of the blood fluke? How and why do the male and female blood fluke differ in…
A: Phylum lophotrochozoa involves organisms having a lophore; a specialized tentacle structure, and…
Q: What are the portals of entry AND exit of salmonella Typhi? (specific body parts – name both…
A: Microorganisms are small organisms that are not visible to the naked but can be seen only with the…
Q: What are some of the roundworm infections that can occur in humans and how can they be they…
A: Roundworms are the most common intestinal parasite in the mammals. They are also known as ascarids.…
Q: How did malaria come to infect humans?
A: Malaria is an infectious disease caused by the Plasmodium protozoa which enter the body of humans…
Q: Why might a disease be endemic in one region, but not in another?
A: The condition of complete well-being of social, physical, and mental condition is termed as health.…
Q: Malaria was eradicated in many countries after World War II. How did this happen and what were the…
A: Malaria was eradicated by undertaking following measures during that period : 1) using…
Q: How can the Kuru disease be managed and prevented?
A: Here we provide the ways to manage and prevent the kuru disease.
Q: bifidobacterium longum benefits to plants
A: Bifidobacterium longum is a Gram-positive, rod-shaped catalase-negative bacteria found in the human…
Q: What is the cause of malaria? Why does the presence of sickle cell trait confer resistance to some…
A: Malaria is caused by Plasmodium vivax or Plasmodium falciparum. The organism completes its life…
Q: What is the Germ Theory of Disease? List the contributions of Louis Pasteur, Robert Koch, and Joseph…
A: The germ theory of disease states that the cause of a disease is ‘germs’ or pathogens. This theory…
Q: What body systems are affected by eubacterium?
A: The eubacteria are also known as true bacteria. They are unicellular prokaryotic organisms that have…
Q: Viruses are obligate intracellular parasites. Rubella is also known as Exanthem subitum A. BOTH…
A: Viruses are considered as a connecting link between living Kingdom and non living Kingdom. it has no…
Q: How can you use the scientific method to study ranaviruses
A: Ranaviruses are a kind of pathogens which infects ectothermic vertebrate species .
Q: What are the infective form and digestive form ng p. Westermani
A: Paragonimus westermani life cycle 1. In the human host, unembryonated eggs pass out of the…
Q: Which disease is known as 'silent killer'?
A: The cardiovascular system consists of muscular pumping organ called as heart and a closed system of…
Q: How is viruses and protozoans cause pathogenesis and how is it different from bacteria
A: Pathogenesis is the course of an infection or disease. Pathogenesis of the virus involves the…
Q: How is trichinellosis contracted? How can it be prevented?
A: Trichinosis, also known as trichinellosis, is a parasitic disease caused by the roundworms of the…
Q: Which diseases are zoonoses? Name them and the major vector involved.
A: Vectors are living creatures capable of transmitting infectious illnesses from people to humans or…
Q: What is the biology of malaria? a. what is its pathogenesis?
A: The invasion of the red blood cells by the asexual forms of the malaria parasite triggers all the…
Q: what is the bactreoa that cause disease typhus are close relatives of bacteria evelove into
A: 1-Typhus --It is a bacteria called Salmonella Typhi ,causative organism of Typhoid fever ,a disease…
Q: Why is the nematode,trichinella sp regarded as " the worm that would be a virus"?
A: Nematodes are a class of worms belong to the phylum Nematoda. These are multicellular insects with…
Q: What is the morphology of the following cells: streptococci diplobacilli…
A: There are four basic shapes of bacteria - (i) coccus: spherical shaped (ii) bacillus: rod shaped…
Q: What do you understand about a pandemic? What is Coronavirus or COVID 19 and its causative agent?
A: Epidemic means when the disease is spread over a particular region whereas Pandemic is an epidemic…
Q: What drugs are used to treat malaria?
A: Vector-borne diseases refer to a disease that results from an infection communicated to humans and…
Q: What vector is responsible for spreading Rickettsia? O Mosquito Bat O Mouse O Vampire O Tick
A: A disease is defined as an abnormal condition that affects the structure or function of an organism…
Q: Sea otters are being affected by a disease call toxoplasmosis. What causes this disease? What…
A: Toxoplasmosis is a contamination ( infection) brought about by a solitary celled parasite known as…
Q: what is the symbiotic relationship between aspergillus fumigatus and human skin
A: Symbiosis is a type of close relationship between two organisms. There are different types of…
- What does it mean that a disease is progressive? What makes Leber amaurosis a progressive disease?
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