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ttps://www.coursesites.com/webapps/assessment/take/launch,jspicourse assessm ew Favorites Tools Help www.coursesites.com/webapps/assessment/take/launchjsp/course assessm Home|Roxbury Community .. aining Time: 59 minutes, 11 seconds. stion Completion Status: Which structure protects bacteria from being phagocytized? O slime layer O fimbriae O cell membrane O capsule O All of the choices are correct UESTION 2 All of the following pertain to endotoxins, except they O are specific bacterial cell wall lipids O can stimulate fever in the human body O can cause shock in the human body O are involved in typhoid fever and some meningitis cases O are found in acid fast bacterial cell walls QUESTION 3 The difference in cell wall structure of Mycobacterium and Nocardia compared to the typical gram-positive bacterial cell wall structure is O more peptidoglycan. O predominance of unique, waxy lipids. O easily decolorized. O presence of lipopolysaccharide. O All of the choices are correct QUESTION 4 Thiomarganta namibia is the smallest bacteria known to man. O True False

Explanation / Answer

Capsule. : The capsule can protect the bacterial cell from engulfment by eukaryotic cells such as macrphages, Except they are found in acid fast bacterial cell walls : because the wall of acid fast bacteria is thick due to the presence of peptidoglycan ... Predominance of unique waxy lipids : Due to the presence of thick waxy coat it will not takeup the dye during staining.. False : It is the largest bacterium ever discovered,found in the ocean sediments of continental shelf of namibia..

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