How does the life cycle of houseflies contribute to the presence of E. coli bacteriophages in their guts?

Q: why a pathogen COULD need to turn off certain genes when infecting a host?

A: Pathogens (specially bacterial pathogens) are equipped with some specific virulence genes located…

Q: Which of the following events occurs in the lytic cycle of bacteriophage T4 infection but NOT in the…

A: The viruses that infect bacterial cells are referred to as bacteriophages. There are two types of…

Q: Do humans have plasmids?

A: Plasmid is the small, circular or linear and extra-chromosomal DNA. It naturally exist in bacterial…

Q: Can phages kill humans?

A: Phage is defined as a virus that infects bacteria and replicates within it using the host cellular…

Q: Explain The organization of the human neurexin genes?

A: Neurexin genes code for neurexin proteins that are responsible for the presynaptic interaction…

Q: How do bacteriophages benefit and harm human hosts?

A: Viruses are the obligate intracellular parasite. They always hijack the host cell machinery and they…

Q: What are the main human diseases caused by prions?

A: Prion diseases are a family of rare progressive neurodegenerative diseases that afflict both people…

Q: The genomes of free-living spirochetes are larger than those of ones that live within an animal…

A: Spirochaete is a member of unique double-membrane bacteria, mostly which are long, helically coiled…

Q: Does antibiotic resistance animal/fish can be transmitted to humans?

A: Antibiotic resistance Antibiotics are the compounds that are used to kill or retard microbial…

Q: Which type of phages can perform   specialized  transduction?

A: Transduction is the process by which foreign DNA is introduced into the cell by a suitable virus or…

Q: Most humans are not easily infected by avian influenza. How, then, do DNA sequences from avian…

A: Deoxy ribonucleic acid (DNA) is the genetic material of most organisms that carry coded genetic…

Q: How do bacteriophages benefit the microbiome?

A: Prokaryotes are the organisms that do not have the nucleus enclosed in an envelope. The DNA is…

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: (a) What species of blood fluke causes Schistosomiasis in the Philippines? (b) What species of…

A: Schistosomiasis can be described as the disease which is caused by infection with freshwater…

Q: List examples of the efects of chromosomal mutations in humans.

A: The mutation is the sudden deleterious effects in the DNA sequences, they can arise when the DNA is…

Q: What does tabacco plants resistant to a nematode have been developed by the introducton of DNA…

A: Nematodes are the  roundworms which are mostly parasitic and live in plants and animals. A nematode…

Q: How do bacteriocins benefit bacteria in their natural habitat?

A: Bacteriocins are the protein substances, which are toxic to the other closely related strains of the…

Q: How does a virus reproduce?

A: Viruses are microscopic obligate parasites that lack a cell or cell membrane.

Q: What does it mean that a disease is progressive? What makes Leber amaurosis a progressive disease

A: A progressive disease, also known as a progressive disorder, is a disease or physical ailment that…

Q: Is a prion always pathogenic

A:

Q: What do viroids and prions have in common? How are they different?

A: Introduction:- Viruses are substantially bigger and more distinct than prions and viroids. Viroids,…

Q: Bacteriophages can recognize the host cell by:

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want…

Q: What is the link between food, Listeria monocytogenes and phages?

A: Pathogens such as viruses, bacteria, fungi, parasites that can cause disease are called disease…

Q: Why is it important to prepare healthy food during this COVID 19 pandemic? Do you continue eating…

A: Introduction Immune system:- The immune system is a complex network of cells, tissues, organs, and…

Q: which gene is mutated in type la maple syrup urine disease?

A: Maple syrup urine disease is associated with problems with feeding, vomiting, low energy levels in…

Q: Why is Trichinella sp. regarded as "the worm that would be a virus"

A: Trichinella, a genus of nematode parasite, is the etiological agent of trichinosis disease in human.…

Q: What human genes are under selection for resistance to malaria?

A: Introduction  Plasmodium falciparum belongs to the protozoa. It is unicellular protozoa which causes…

Q: Can phages kill animals?

A: Phage is a virus, which infects and replicates within bacteria and archaea. All bacteriophages are…

Q: Could bacteriophages be used to combat bacterial diseases?

A: Bacteriophages cause bacteria to rupture or lyse, resulting in their death.

Q: What role can biology play in the fight against the Covid19 pandemic

A: COVID -19 pandemic is caused by the coronavirus, SARS -CoV-2. The virus takes entry into the host…

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: The digestive tract of these cloth moth larvae is a strongly reducing environment. Why is this…

A: Clothes moths, Tineola bisselliella are small, 1/2-inch pests that feed exclusively on animal fibres…

Q: Which of the following images shows a phage with a Siphoviridae morphotype? A) B) C)

A: Siphoviridae viruses are double stranded DNA viruses which belong to order Caudovirales. this family…

Q: How does DNA replication in lambda differ from that of its host?

A: Lambda phage is a bacteriophage, that is it infects the bacteria Escherichia coli.  The…

Q: How does HSV I’s life cycle differ from bacteriophage T 4’s life cycle

A: Herpes simplex virus 1 (HSV1) is a member of the Herpesviridiae family. It causes contagious viral…

Q: What kind of viruses are influenza A

A: Virus: It is an infectious agent. The virus is made up of a nucleic acid molecule that is coated by…

Q: What are opines and whom do they benefit?

A: All plants come under the kingdom Plantae. They are eukaryotes, multicellular, and having cell…

Q: similarities and differences between malaria and covid 19

A: An infection is the invasion of an organism's body tissues by disease-causing agents, their…

Q: If a particular disease occurs in humans in occasional, iso-lated, sporadic cases, but most of the…

A: Reservoir plays a very important role in the spread of the disease.  Sporadic refers to a disease…

Q: Can a bacteriophage infect a human?

A: The micro-organism is the organism that is too small to be seen with the naked eye. It is viewed by…

Q: By what the minamata disease in japan was caused?

A: MINIMIATA DISEASE It is also known  as Chisso-Minamata disease. It is a neurological syndrome.…

Q: What kinds of enzymes can be found within the virions of RNAviruses? Why are they there?

A: Viruses are mostly pathogenic forms which neither considered to be living or non-living outside the…

Q: What is the “life” cycle of a T-even bacteriophage?

A: solution -  T-even Bacteriophage Definition - Viruses that infect Escherichia e coli are  called…

Q: Describe the events that take place at the replication fork during replication of DNA of Escherichia…

A: Replication fork is Y shape structure  formed during replication. It mainly occurs in elongation…

Q: How does a prokaryotic cell become immunized against aspecific virus?

A: The prokaryotic cells are one of the defined types of cell parts from the eukaryotic cell. The forme…

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…