Microbiology: Definitions and explanations page 2 PDF | Download eBooks

Learn microbiology terms with definitions and explanations, microbiology terminologies (Page 2) for science degree programs.


  1. What are Agglutinates?
    Agglutinates are the clumps which are formed in the reaction of agglutination. these clumps can be ...
  2. What is Agglutination?
    Agglutination is the process of particles clumping together. in immunology, these particles are antibodies that agglutinate ...
  3. What is Agglutinin?
    Agglutinins are the antibodies, which causes the antigens to collect and gather when they bind to ...
  4. What is Agglutinogen?
    Agglutinogens are substances, which act as antigens to help produce specific agglutinin. these are proteins in ...
  5. What is Agranulocyte?
    Agranulocytes are a type of wbcs, also known as leukocytes. they lack prominent cytoplasmic granules, and ...
  6. What is AIDS Acquired Immunodeficiency Syndrome?
    Aids (acquired immune deficiency syndrome) is a term that is used to describe multiple lethal and ...
  7. What is Airborne Transmission?
    Airborne transmission takes place when microorganisms such as viruses or bacteria travel via air, when these ...
  8. What are Akinetes?
    Akinetes are enveloped, non-motile, thick-walled, dormant cells that are produced by filamentous heterocyst-forming cyanobacteria. these can ...
  9. What is Alcoholic Fermentation?
    Alcoholic fermentation or ethanol fermentation is a fermentation process that converts sugars such as sucrose, fructose ...
  10. What is Aldose?
    Aldose is a type of simple sugar (monosaccharide) and is a chiral molecule, which helps to ...
  11. What is Alga?
    Alga is a plantlike organism that contains chlorophyll to produce their food via the process of ...
  12. What is Algicide?
    Algicide or algaecide is a chemical that is used to prevent the algal growth or to ...
  13. What is Alignment?
    Alignment or sequence alignment is a technique to arrange the dna, rna or protein sequences so ...
  14. What are Alkaliphiles?
    Alkaliphile is a term that is used for those microorganisms, which optimally grow between the ph ...
  15. What is Allele?
    Alleles are the variant or alternate forms of a gene. mostly genes consist of two alleles. ...
  16. What is Allergen?
    An allergen can be any substance such as an antigen, which is recognized by the immune ...
  17. What is Allergic Contact Dermatitis?
    Allergic contact dermatitis is a form of an allergic reaction or dermatitis/eczema that is caused by ...
  18. What is Allergy?
    Allergies are responses generated by the immune system towards an allergen. allergies are also known as ...
  19. What is Alloantigen?
    Alloantigen is an antigen that is found in some and not all individuals of the same ...
  20. What is Allochthonous?
    Allochthonous are substances, which are not native in an environment and have been imported in an ...
  21. What is Allograft?
    Allograft is a tissue graft that takes place between a donor and recipient of the same ...
  22. What is Allosteric Enzyme?
    Allosteric enzymes are those enzymes whose structure and function is altered after an effector molecule binds ...
  23. What is Allosteric?
    Allosteric relates to the alteration in the activity or shape of a protein such as enzymes. ...
  24. What are Alpha Beta T Cells?
    Alpha-beta t-cells are the type of t cells that have t-cell receptors (tcr) composed of two ...
  25. What are Alternate Sigma Factors?
    Alternative sigma factors bind the core catalytic core of the rna polymerase so that different operons ...
  26. What is Alternation of Generations?
    Alternation of generations is a sexual reproduction pattern, which consists of mature individuals (either diploid or ...
  27. What is Alternative Complement Pathway?
    Alternative complement pathway is one of the complement pathways that kills and opsonizes the pathogens. when ...
  28. What is Alternative Splicing?
    Alternative splicing, also known as differential splicing, takes places during gene expression, which causes single gene ...
  29. What is Alveolar Macrophage?
    Alveolar macrophages are macrophages, which are present in the pulmonary alveolus, near the pneumocytes; however, they ...
  30. What is Amantadine?
    Amantadine is an antiviral agent or influenza a m2 protein inhibitor that is used to prevent ...
  31. What is Amastigote?
    An amastigote is a rounded, non-flagellated protist cell. in the lifecycle of trypanosomes, it is an ...
  32. What is Amensalism?
    Amensalism is a relationship between different species organisms in which of the organisms is destroyed or ...
  33. What is Ames Test?
    Ames test is a procedure and a biological analysis to analyze the chemical compounds mutagenic potential. ...
  34. What is Amination?
    Amination is the process in which an amine group (-nh2) is added in an organic molecule. ...
  35. What is Amino Acid Activation?
    In the process of amino acid activation, the amino acids (aa) are transferred to their trnas. ...
  36. What is Amino Acid?
    Amino acids are the building blocks of protein and peptides. there are in total 20 different ...
  37. What are Amino Acids?
    To be pasted (amino acids) ...
  38. What is Aminoacyl Or Acceptor Site (A Site)?
    Aminoacyl or acceptor site (a site) is a ribosomal site, which has aminoacyl-trna at the start ...
  39. What is Aminoglycoside?
    Aminoglycoside is a group of drugs, which come under the bacteriologic and medicinal category of gram-negative ...
  40. What is Ammonification?
    Ammonification is a process and a nitrogen cycle's phase in which ammonia is released when the ...
  41. What is Amoeboid Movement?
    Amoeboid movement is used by eukaryotic cells as the common mode of motion. this is a ...
  42. What are Amphibolic Pathways?
    Amphibolic is a term that is used to describe a biochemical pathway, which involves both anabolism ...
  43. What is Amphibolism?
    Amphibolism is the term that is used for all those metabolic pathways, which lead to anabolic ...
  44. What is Amphipathic?
    Amphipathic molecules consist of both polar and non-polar regions. the example of these types of molecules ...
  45. What is Amphitrichous?
    Amphitrichous is a cell that has only one flagellum at each opposite end. only one flagellum ...
  46. What is Amphotericin B?
    Amphotericin b is an antifungal drug that treats leishmaniasis and severe fungal infections. some of the ...
  47. What is Amplicon?
    Amplicon is a piece of rna or dna, which is an amplification product. amplicons can be ...
  48. What is Amplification?
    Amplifications is a process, which generates the amplicons or copies of chromosomal region. polymerase chain reaction ...
  49. What is Anabolism?
    Anabolism, also known as biosynthesis, is the biological synthesis of complex and larger molecules from simple ...
  50. What is Anaerobe?
    An anaerobe or an anaerobic organism does not need oxygen for growth and survival. the presence ...
  51. What is Anaerobic Digestion?
    Anaerobic digestion is a type of digestion is which microorganisms break down the organic matter in ...
  52. What is Anaerobic Respiration?
    Anaerobic respiration is the one in which glucose is broken down to release energy in the ...
  53. What is Anagenesis?
    Anagenesis is a term that is used to describe the evolutionary change of single lineage in ...
  54. What is Analog?
    An analog is any compound, either a structural or a chemical analog that has structural similarity ...
  55. What is Anammox?
    Anammox, also known as anaerobic ammonium oxidation, is a reaction in which ammonium is oxidized to ...
  56. What is Anammoxosome?
    Anammoxosome is a pseudo-organelle and a huge intracytoplasmic compartment present in the planctomycete cell, and in ...
  57. What is Anamnestic?
    Anamnestic is a term that is used to relate to a secondary immune response, which is ...
  58. What is Anaphylaxis?
    Anaphylaxis is a hypersensitivity reaction that can be serious allergic reaction and lethal at times. some ...
  59. What is Anaplasia?
    Anaplasia is a term that is used to describe the condition of cells, which are poorly ...
  60. What are Anaplerotic Reactions?
    Anaplerotic reactions are those chemical reactions, which form tca cycle intermediates (tricarboxylic acid cycle intermediates) which ...