You are studying a population of wild coyotes and notice that every three years there is an epidemic of bacterial disease. Which of the following is the most likely explanation for this periodic cycling of the disease ?

Q: Why Antibiotic resistance will be the leading cause of death by 2050? Use your own words to explain

A: Antibiotics are a class of drugs that prevent or kill the growth of bacteria. Their mode of action…

Q: If a fisherman went out to try and catch anchovies, what would be an example of bycatch?

A: Bycatch is a fish that is caught unintentionally while catching certain target species and target…

Q: One bacterial species that can grow in the environment and cause human infections is: a. Haliophilia…

A: Bacteria are minute, single-celled creatures that may be found in their millions in every habitat,…

Q: All of the following are true of biological vectors EXCEPT:

A: Option C is correct :none of the above.

Q: you expect the community of bacteria in plague sampled 1 week after your teeth cleaned to differ…

A: Microbiology is the study of microbes which cannot be seen by naked eyes.

Q: A microbiologist argued that there is no such thing as “normal” microbiota of the human body, since…

A: Microbiology is the branch of biology that deals with study of organisms that are too small to be…

Q: three steps taken by a named Caribbean country to sustain its agriculture Discuss three effects the…

A: Three steps 1)Three COVID-19 pandemic is a global crisis which is already affecting the food and…

Q: osaic disease was NOT caused by a bacteria?

A: The virus can be defined as the submicroscopic infectious agent that can replicate inside the living…

Q: What does the term “dimorphic” refer to? Give an example of an organism that is dimorphic and what…

A: In biology, the term 'dimorphic' refers to the 'di' means 'two' and 'morphic' means 'structure or…

Q: What type of evolutionary mechanisms occurs in Antibiotic Resistance and how this affect the…

A: Introduction:- The ability of bacteria to tolerate the effects of antibiotics is known as antibiotic…

Q: Why is it easier for researchers to study the genetic contribution to disease in the population of…

A: Iceland is a Nordic island nation with a very small [population of about 320,000. This an isolated…

Q: Emerging infectious disease is a natural process and is not driven by human activity.” Is this…

A: Emerging infectious disease is a natural process and is not driven by human activity.

Q: Bacteria in the digestive systems of animals that help to break down the animals’ food, and in…

A: Mutualism is an ecological interactions between two or more species where each species have a net…

Q: For a potentially serious disease like bubonic plague,vaccines are not routinely recommended for the…

A: Bubonic plague is one of three types of plague caused by bacterium Yersinea pestis.They spread…

Q: What is the first known account of bioterrorism?     European settlers giving Native Americans…

A: The use of microorganisms like virus, fungus or bacteria to induce harm upon a large population is…

Q: Why are diseases with long incubation periods more likely to result in an epidemic?

A: Incubation period is the time gap between exposure to a pathogen and onset of symptoms of a diseases…

Q: Which of the following is a pyrimidine (one type of nitrogenous base) that is commonly found in all…

A: Since you have asked multiple questions, am answering the first question for you, for the remaining…

Q: Probiotic bacteria in the human large intestine (also known as “the colon”):  a. have an optimal…

A: Probiotics are made up of good bacteria that helps keep our body healthy and working well.…

Q: Antibiotic resistance is a real concern for the continued existence of humans. Bacteria exchange…

A: Antibiotic resistance: Antibiotics are the medicines that are used for the fighting the bacterial…

Q: Why is gout more prevalent in populations that eat relatively large amounts of meat?

A: Introduction: Gout is a type I glycogen storage disease which occurs to to the defect of an enzyme…

Q: Why are Cryptosporidium parvum and cryptosporidium hominis associated with water-borne outbreaks of…

A: Cryptosporidium can be found in the small intestine of most animals and humans. Infected people pass…

Q: Is the species-specificity rule of parasitism ever broken?

A: Parasitism is the negative ecological interaction between two species.

Q: Which of the following conditions would result in the most rapid spread of a disease through a…

A: Diseases that spread through hosts are becoming a major concern in today's world, specially keeping…

Q: What is symbiosis? Give examples other than those mentioned in the text.

A: Organisms living in an ecosystem influence one another either indirectly or directly. They are…

Q: Explain how human encroachment contributes to the emergence of novel infectious diseases.  What…

A: In the past and present, human encroachment had been the major cause of novel infectious diseases.…

Q: Antibiotic resistance will be the leading cause of death by 2050. Do you agree? Use your own words…

A: Antibiotic resistance occurs if the germs no longer respond to the antibiotics that usually kill…

Q: What are some mechanisms that V. cholerae escapes from its own eradication should the disease prove…

A: *V cholerae is a comma-shaped bacteria *Cholera is an intestinal infection caused by Vibrio…

Q: Which of the following is a ctenophore known to have reduced the invasive Black Sea population of…

A: Non chordates are those organism which do not possess notochord. Central nervous system is ventral ,…

Q: Which of the following statements DOES NOT describe nitrogen fixing bacteria? A. Can be found only…

A: Nitrogen-fixing bacteria convert atmospheric nitrogen into organic nitrogen. Option C is not the…

Q: if a particular disease occurs in humans in occasional, isolated, sporadic cases, but most of the…

A: Sporadic diseases are those that occur infrequently or irregularly in a few isolated places.

Q: In response to the following question, write a sentence outline and an essay. In what ways are…

A: The disease spread depends on the many factors to be classified as endemic, epidemic or pandemic.

Q: Which of the following statements are correct? * Extended trade territories, increased travels as…

A: I ) Correct : Due to extension of territories,  travel and increasing in human population , an…

Q: Why don't we just test for pathogens in water instead of focusing on indicator species

A: Pathogens are micro-organisms, such as bacteria, protozoa, or viruses, which cause disease in humans…

Q: Please use the graph 1. About how many people were killed by gastrointestinal infections in 1900? In…

A: Answer. The number of people killed by the  gastrointestinal infections in 1900 is 142.7. The number…

Q: What is the difference between a common source and a propagated source epidemic outbreak? Which…

A: Epidemiology is the method of investigation of cause of disease, its source, sign and symptoms.etc.…

Q: Why Antibiotic resistance will be the leading cause of death by 2050? Give a example ? Use your own…

A: A disease is a structural or functional abnormality faced by the infected individual which has a…

Q: Are there any characteristic similarities between Endemics (not epidemic) and Pandemics?

A: Diseases are defined as an unusual state that gives rise to an undesirable effect on the functional…

Q: Which of the following is not a vector? Fomite Human Fly Flea Fomite AND human

A: A vector is an organism that can carry and spread a disease causing pathogen. In biotechnology, four…

Q: What are three good reasons that the idea of using predatory bacteria to combat infections is…

A: In bacterial communities, predatory bacteria have been suggested as a critical selective force.…

Q: PLEASE USE THE GRAPH TO ANSWER THE QUESTIONS: 1. About how many people were killed by…

A: Human health is related to its overall fitness of their body. This fitness of the body sometimes get…

Q: A variety of microorganisms live as symbionts in the human digestive tract. What Determines whether…

A: Need to find the correct option from the given options regarding symbionts.

Q: Which of the following is a vector? fomite human tabletop flea b & d

A: The Human and Flea are two Vectors. Flea are vector for viral, bacterial ricketts disease in humans…

Q: Why are vector-borne diseases particularly likely to be affected by climate change

A: Vector-borne diseases are those diseases that are caused by a vector. These vectors can carry…

Q: 2. 3. What does the term symbiosis mean?

A: Introduction Ecology:- It is the study of the relationships between living organisms, including…

Q: Google search your choice: Chestnut Blight in the Americas, Dutch Elm Disease or Smallpox in regards…

A: Smallpox is a disease that majorly affected the native American population in terms of mortality and…

Q: How do populations (or strains) of microbes evolve resistance to antimicrobials? (For this question,…

A: Introduction Antibiotics are antibiotics that are used to treat bacterial infections in humans and…

Q: The insecticide DDT has been widely used to control the mosquitoes that carry malaria. How would you…

A: Vector-borne diseases refer to a disease that results from an infection communicated to humans and…

Q: Why is understanding the nature of the humanmicrobiome such a complex process?

A: The microbiota of humans is known to consist of almost 100 trillion microorganisms that are…

Q: The small population of wolves on Isle Royale has been harmed by a lack of genetic diversity, plus…

A: Wolves first appeared in 1949. For decades, they might get to the island by crossing the ice from…