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Pakistan Askari Riyasat authored by Dr Ishtiaq Ahmed

  Pakistan Askari Riyasat authored by Dr Ishtiaq Ahmed . Book review in comment box. PDF form.  English Version: Pakistan The Garrison State  Urdu version Pakistan Askari Riyasat authored by Dr Ishtiaq Ahmed  Pakistan Askari Riyasat authored by Dr Ishtiaq Ahmed PDF free download  Download   Disclaimer: All the credit goes to respective owner. We aren't the owner

Pleomorphic Bacteria

 Pleomorphic Bacteria: Definition: Those bacteria which exists in many shapes are known as pleomorphic bacteria. Example: Corynebacteria

Important Multiple Choice Questions

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 Bacteria is main topic of this article. Bacteria are small organisms. They exists in many form depend on their shape and the flagella they have. In this article I am going to share some important Multiple Choice Questions on bacteria . So let's start: Q:1. In the following groups of bacteria which group is considered to be the link between Bacteria and virus: a. Vibrios b. Spirochetes c. Mycoplasma d. Actinomycetes Correct Answer: d. Actinomycetes Q:2. Which of the following serves function of mitochondria in bacteria: a. Mesosomes b. Ribosomes c. Mitochondria d. Foldings of cell membrane e. Both a and d Correct Answer: e. Both a and d Q:3. Which S RNA deduced the evolutionary relationship among the taxonomic groups. a. 18S  b. 16S c. 19S d. 17S Correct Answer: b. 16S Q:4. The largest bacteria visible to unaided eye is: a. Lactobacillus b. Mycoplasma c. Thiomargarita namibiensis d. Vibrio Correct Answer: c. Thiomargarita namibiensis Q:5. Prokaryotes stain different because if...

Proteobacteria Important Points

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 Asalaam Walikum Friends. Today I am going to share with you an article about Proteobacteria. I hope it will help you very much. So let's start. Proteobacteria: Major type of gram negative bacteria. This class includes a variety of pathogenic genra like Esherichia, Salmonella, Vibrio etc. It also includes non parasitic bacteria also. Also include some nitrogen fixers. 1. Rank: Phylum 2. Domain: Proteobacteria is under domain bacteria. 3. Characteristics: They have an outer membrane composed of lipopolysaccharides. They mostly use flagella for movement. Some of them lack flagella and are non motile. Such bacteria rely in bacterial gliding. Alpha type of Proteobacteria can grow in very low Concentration of nutrients. Alpha type of Proteobacteria also possesses unusual structures such as stalk and buds. Mitochondria are considered to be the descendent of  .

Chemical Equilibrium MCQs

Questions And Answers

Dynamic Equilibrium MCQs.

Multiple Choice Questions…

Prokaryotes Multiple Choice Questions

Multiple Choice Questions

Discovery Of Bacteria

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In this article Discovery of bacteria is discussed. So if you don't know about Discovery of bacteria , then you need to read this article word by word. Discovery Of Bacteria: 1. Contributions Of Antonie Van Leeuwenhoek: He was known as microscopist. He for the first time discovered bacteria. For discovery of bacteria he done his discovery by using single lens microscope which was designed by him. In a series of letter to "Royal Society Of London" he published his observations regarding discovery of bacteria. In his observations protozoans were also included and he called them "animalcules. 2. Contributions Of Christian Gottfried Ehrenberg: For the first time introduced the term " Bacterium" in 1828. The Bacterium which he studied was a genus which contain non spore forming rod-shaped bacteria. As opposed to bacillus bacteria, Ehrenberg in 1835 defined a genus of non spore forming rod-shaped bacteria. 3. Contributions Of Louis Pastuer: In 1859, Louis Pastuer...

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