how has coronavirus affected food and hunger?

Q: Is polio a retrovirus?

A: Retroviruses are RNA viruses that invade a host cell and insert a copy of its genome into the host…

Q: How does coronavirus get into our body and What sort of defenses does our body have to

A: Transmission of coronavirus occur through direct, indirect or close contact with the infected person…

Q: corona virus

A: As the coronavirus cases raised in country; the various flaws in health care showed up; 1). Lack of…

Q: Which mosquito is the carrier of Zika virus?

A: Zika virus is a mosquito-borne flavivirus that was first identified in monkeys in Uganda in 1947. In…

Q: What is DNA RNA virus?

A: Viruses can be defined as acellular organisms that are obligate intracellular parasites. Viruses…

Q: What are infectious diseases and means of transmission?

A: Introduction: Infectious illnesses are those that are caused by organisms such as bacteria, viruses,…

Q: How are viruses reproduced

A: Viruses are smaller than bacteria and can cause infections in all forms of life including plants,…

Q: What are the main human diseases caused by virus? Need more information about that

A: We have to explain in the above question what are the main human diseases caused by virus.

Q: Which disease is caused by the bite of a mad dog?

A: Disease It is an abnormal condition of the structure and function of all parts of the organism. It…

Q: What are retroviruses?

A: Viruses are simpler in structure and composition. They are made up of nucleic acids and proteins.…

Q: Why did the 1918 influenza affect mostly the young and healthy?

A: VIRUS:- Influenza A virus subtype H1N1, the outbreak which it has caused are the 2009 swine flu…

Q: Why are infectious diseases more common in developing nations than in the United States today?

A: According to the data provided by the World Health Organization, there is a lower level of mortality…

Q: What is the main way by which someone is infected with the Zika virus?

A: The most common symptoms of Zika virus illness are fever, rash, headache, joint pain, red eyes, and…

Q: How is hepatitis B virus commonly spread, diagnosed, and treated?

A: Introduction Hepatitis virus as name suggest affects the liver, Hepatocytes and itis means…

Q: How are viral infections treated and prevented?

A: A viral infection is the spread of a dangerous virus throughout the body. Tissue damage and the…

Q: Why do viruses become less virulent?

A: Viruses are microscopic agents that can replicate only inside host cells. They can infect all types…

Q: How big can a virus get?

A: Viruses are infectious agents that replicate insides the cell of living beings. These infect all…

Q: Which virus has the largest genome?

A: Virus is defined as a sub microscopic infectious organism that can reside only inside the host cell…

Q: What do influenza virus and Ebola virus have in common?In what ways do their modes of transmission…

A: Ebola Virus: It is a Virus that causes a deadly and rare disease called Ebola that causes severe…

Q: Do viruses respond to stimuli? Is there evidence?

A: Viruses are nonliving particles that cause a variety of diseases such as measles and chickenpox. The…

Q: What is hantavirus

A: Hantavirus is a zoonotic pathogenic virus.

Q: What is the common cold, and which groups of viruses can be involvedin its transmission?

A: Viruses are microscopic agents that can replicate only inside host cells. They can infect all types…

Q: How do viruses, such as Ebola, infect the cells of the body?

A: Ebola virus is considered one of the deadliest viruses to humans as it causes hemorrhagic fever in…

Q: What kinds of diseases are caused by adenoviruses?

A: Adenoviruses are very common type of virus that can infect humans at any time of the year. Here we…

Q: Which viruses are retroviruses?

A: Viruses are infectious biological agents that are alive only when they are present inside the cell…

Q: What is resistant to viral infection?

A: Introduction : IFNs are a type of released protein that has antiviral, antiproliferative, and…

Q: How does a virus infect a cell?

A: Viruses are obligate, intracellular parasites. A virus must first recognize and attach to a specific…

Q: Which diseases is caused by the bite of a mad dog?

A: The medical name for rabies is hydrophobia which means fear of water.

Q: How is neonatal herpes transmitted?

A: Neonatal herpes is a contagious and communicable disease.  It is caused by the herpes simplex virus.…

Q: How much time does it take for a flu pandemic to infect people all around the world?

A: A disease, which occurs worldwide crossing all the international natural and man-made boundaries is…

Q: Coronavirus

A: A virus is a small infectious agent that replicates only within an organism's live cells. Viruses…

Q: What kind of virus is T4?

A: T4 viruses are the bacteriophages that infects E.coli bacteria. The T4 phage initiates infection…

Q: What are retroviruses, and how are they different from otherviruses?

A: Viruses are microscopic organisms which are neither prokaryotic or eukaryotic in nature. These…

Q: How are chickenpox and herpes zoster related?

A: Chicken pox is the infection in which rashes develop which are quite itchy in nature, while herpes…

Q: What is the coronavirus? Is there cure for coronavirus? Is there any treatment for coronavirus?

A: What is the coronavirus? Is there cure for coronavirus? Is there any treatment for coronavirus?

Q: CO E coronaviruses

A: Answer: In the United Kingdom (UK), a new variant of SARS-CoV-2 (known as 20I/501Y.V1, VOC…

Q: What are the main differences between emerging and re-emerging infectious diseases?Is the family of…

A: Microbes are small living organisms like bacteria. Most of them are harmless and even helpful to…

Q: Why are antibiotics ineffective against viral infections?

A: Antibiotics are chemical compounds that are either bacteriostatic or bactericidal, i.e. either they…

Q: What host organ do hepatitis viruses attack? How are hepatitisA, B, and C viruses transmitted?

A: Some viral strains are named based on the organs they attack. Hepatitis virus is one such viral…

Q: Why does an AIDS patient suffer from many infections?

A: AIDS is called as the Acquired Immune Deficiency Syndrome. It is a global health problem. It is a…

Q: Who is most at risk for contracting plague and why?

A: Infection is defined as the state of invasion on the body tissues of an organism, which is caused by…

Q: what makes retrviruses unique?

A: Retroviruses are the type of viruses that have ribonucleic acid (RNA) as the genetic material, which…

Q: How does HIV gain entry into the cells it attacks?

A: HIV - Human immunodeficiency virus - It causes AIDS i.e. Acquired immunodeficiency syndrome.  CD4…

Q: what does coronavirus have on environmental health?

A: Coronaviruses are large, enveloped, positive sense, ssRNA (26-32kb in length) viruses that can…

Q: How long does a virus infection last without antibiotics?

A: A drug that acts on bacteria is called antibiotics. They come from natural sources, semi-synthetic…

Q: Is COPD an infectious disease, metabolic in nature, or a genetic disorder?

A: COPD stands for chronic obstructive pulmonary disease. It is an inflammatory lung disease that…

Q: Why is the Ebola virus considered a serious/dangerous virus?

A: Ebola virus disease is a deadly disease with occasional outbreaks that occur primarily on the…

Q: How are retroviruses transmitted?

A: Retroviruses are RNA genome based virus. They incorporate their RNA into the host genome using…

Pathogenicity

Infection and Transmission

The infections are generated by the pathogenic organisms present in the environment. They maintain the capacity to invade a host body and establish colonies. A disease caused by such infectious agents is called a communicable disease or transmissible disease. These diseases spread through diverse means including blood, food, water, air, or vectors.