In 2001, there was a biological attack in the United States. Anthrax was sent through the mail to the US Congress. How was the still able to make people sick? Owas in a spore form O t used its capsule to survive O Rwas reproducing inside the envelope O Rused its spike proteins to enter the skin

Q: A bacterium which normally lives in the human body without causing any harm, but when circumstances…

A: Answer: PATHOGENIC BACTERIA = These are the invaded bacteria , which infects the human body, and…

Q: Joseph Lister found that when surgeons cleaned tools and wounds with antiseptic chemicals, patients…

A: Joseph Lister is known as the father of modern surgery who used preventive medicines and antiseptics…

Q: Viruses are known to infecta. plants.b. bacteria.c. fungid. all organisms.

A: The small microscopic and unicellular organisms are called microorganisms. There are many types of…

Q: STD's can be spread by

A: A sexually transmitted disease (STD) is a kind of condition that is passed from one individual to…

Q: Which of the following descriptions are correct about episomes? 1. Episomes are genetic elements…

A: Introduction:- Episomes or plasmids are DNA fragments found in the cytoplasm or connected to a…

Q: Plsssssss helppppppp Should girls AND boys get the HPV vaccine. Pls mention details about the cell…

A: Yes! Girls and boys should be given vaccination against Human papilloma virus (HPV). Centre for…

Q: D Question 40 Hepatitis B is caused by the hepatitis B virus. It is considered an .A pregnant woman…

A: Hepatitis B is caused by the hepatitis B virus, which is considered an endoparasite. Endoparasites…

Q: 1.Explain how Toxoplasma gondii is the most successful parasite in the world.  Explain the roles of…

A: A primary host is the organism that a parasite or other organism needs to reach sexual maturity and…

Q: Warts are caused by  ___.     a virus     a bacteria     a protozoa     mycoplasma…

A: Disease causing agent are basically pathogen that are known to cause infection and interfere with…

Q: Members oif the fungal genus can make which antibiotic? O penicillin O rifamycin O streptomycin O…

A: ANTIBIOTIC It is a type of antimicrobial substance active against bacteria. It is the most important…

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A: Corals are aquatic animals and they do not grow very deep. They belong to the class Anthozoa and…

Q: The transition to the full C4 pathway has occurred in both the cerviana group and in the fragilis…

A: One of the best systems to examine the evolution of complex traits is C4 photosynthesis. C4…

Q: An asymptomatic individual of a deadly communicable disease might be considered dangerous to society…

A: A disease is a specific irregular condition that contrarily influences the structure or capacity of…

Q: Why do only female Anopheles mosquitoes transmit malaria?

A: Female Anopheles mosquito is the one that transmits Malaria as she bites to collect blood to produce…

Q: Flagellates parasitic for man which have a single flagellum belong to None of the above .a O…

A: Flagellates may be solitary, colonial (Volvox), free-living (Euglena), or parasitic (the…

Q: What are the major ports of entry? O skin, soil, animals. O mucous membranes, skin, placenta,…

A: Various opening in the body is present from where any bacteria and virus can be transmited inside…

Q: All mature sporozoa area. parasitic. b. nonmotile.c. carried by vectors.d. both a and b.

A: Sporozoa is a broad subphylum of intracellular parasitic unicellular parasites. Sporozoa lack the…

Q: Which of the following is not a characteristic of Microsporidia?a. parasiticb. lives in host cellsc.…

A: Parasites are those organisms which depend on other organisms for nutrition or dwelling. These can…

Q: Conjugation differs from sexual reproduction because conjugation   Group of answer choices…

A: Bacterial reproduction is of three types: 1) Transduction 2) Transformation 3) Conjugation

Q: .  In the keyhole concept for the shape of the cross-section of enamel rods a. The tails are…

A: Enamel, is a hard covering of the tooth that protects the tooth from damaging. Spermatozoa, are the…

Q: What was the purpose of giving postexposure prophylaxis to thenurse?a. to treat AIDSb. to prevent…

A: Acquired immunodeficiency syndrome (AIDS) is a disease caused by the human immunodeficiency virus…

Q: The hydatid cyst is typically spread by O contaminated meat O protozoan-laden mosquitoes O infected…

A: Hydatid cysts are most commonly found in the liver and lungs, although they may also occur in other…

Q: yoles are photosynthetic? 28. Identify as a characteristic of a fungus or a bacterium. a. eukaryotic…

A: Fungi  They are the large group of cell wall bearing organisms with heterotrophic mode of nutrition.

Q: Which of the following is not a characteristic of a matureerythrocyte?a. biconcave disc shapeb.…

A: RBCs, also known as red cells or red blood corpuscles, are the most common type of blood cell and…

Q: Viruses ____. A. all have a round shape B. cannot have a long shape C. do not maintain any…

A: Viruses differ in terms of structure, replication method, host and target cells. Viruses are…

Q: When humans-are infected, in wkat tissue do What disease dees this parasite.canse2 i) What is its…

A: Although there are many protozoan species in the genus Trypanosoma, only Trypanosoma cruzi,…

Q: Which statement is true about anthrax? O It is common in gastrointestinal infections O It is caused…

A: The world is made up of deadly pathogens and microorganisms. This pathogen causes harmful diseases.…

Q: infectious agents such as viruses, bacteria, protists, fungi, or even small animal

A: Infectious diseases are diseases caused by living harmful organisms. These diseases are described as…

Q: The capsid is composed of protein subunits calleda. spikes  b. protomers c. virions d. capsomers

A: A capsid is the protein shell of an infection, encasing its hereditary material.

Q: 9-Sand fly is an intermediate host for_____   A-AIDS   B-Syphilis   C-Leishmania   D-Malaria

A: Intermediate Host:  These hosts are known for harboring the parasites in its life cycle and in which…

Q: bacillus anthracis- anthrax rabies virus - inflammation in the brain ( rabies disease) 4. Discuss…

A: Introduction:-  Diseases of colonization are those disease which spread due to colonization .  There…

Q: The source of an infection is isolated in a laboratory Using an electron microscope, the pathologist…

A: Pathogens are those which causes diseases. (See next step for answer)

Q: A patient suffers from conjunctivitis due to E. coli moving from the colon to the eye. What type of…

A: Immune system is system which helps our body to fight against the foreign substances which will…

Q: Letter of the answer only, no explanation needed. 31. Which parasite is paired incorrectly with its…

A: INTRODUCTION Answers of question 31-33 is given below.

Q: Diseases such as poliomyelitis (polio) and acquired immunodeficiency syndrome (AIDS) are caused by a…

A: A virus is a tiny infectious microbe which consists of a DNA or RNA segment, which is almost…

Q: 10. Why are there so many more antibiotics available to treat bacterial infections? Why are there…

A: Antibiotics are a type of medication that is used to treat bacterial infections. They work by…

Q: WRITE A SIMPLE RESEARCH ABOUT COVID 19. HOW THIS PANDEMIC AFFECTED THE PLANT AND ANIMAL LIFE.

A: COVID-19 (Coronavirus) has had an impact on daily life and is affecting the world economy. The…

Q: This is a plant cell. What is indicated by X? W. O Cytoplasm O Nucleus O Chloroplast O Vacuole

A: The cell is considered the basic unit of life in all organisms. They are classified into prokaryotic…