Homework Answers
2. Mycoplasma are generally unaffected by the antibiotic action as these lack cell.
3. False, viruses are not affected by antibiotics as these have protective protein coat instead of cell wall. Also, these organisms cannot survive independently as they enter the host's cell and take over their genetic machinery to reproduce and show virulency.
4. b. Capsule, prevents the bacteria from the action of phagocytosis.
5. b. Both cell types include human pathogens.
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Bio 147 Class Assignment Name 5 points 1. What could be the probable name of this...
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BACKGROUND: Mycobacterium tuberculosis causes tuberculosis, one of the world’s deadliest diseases...
BACKGROUND:
Mycobacterium tuberculosis causes tuberculosis, one of the world’s
deadliest diseases. It is an acid-fast bacillus that is 2-4 um in
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How many weeks, days,& hours would it take to see a
M.tuberculosis colony on solid media? Its generation time is listed
in the reading (above). Assume that bacterial colonies are not
visible to the naked eye unless they contain ≥ 2 millioncells. This
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1. NK cells are effective against viral infections because many virus infected cells a. are susceptible to lysis b. are susceptible to phagocytosis c. show reduced levels of MHC class I molecules d. show reduced levels of MHC class II molecules e. none of the above 2. Arachidonic acid serves as a substrate in the lipoxygenase and cyclooxygenase pathways resulting in the production of a. histamine, leukotrienes b. leukotrienes, prostaglandins...
Hi plz help me with these10 bio questions, thx a lot!!!
1 A prokaryote contains: (5 points) A DNA Ba nucleus C mitochondria D chloroplasts 2 Where are ribosomes found in cells? (5 points) A Muscles B Brain C Stomach D All of the above 3 ldentify the type of cell in the image. (5 points) A Bacteria B Plant C Prokaryote D Animal 4 Which of the following is not a bacterial structure? (5 points) A Nucleus B Nucleoid...
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Mycobacterium tuberculosis causes tuberculosis, one of the world’s
deadliest diseases. It is an acid-fast bacillus that is 2-4 um in
length and 0.2-0.5 um in width.
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in the reading (above). Assume that bacterial colonies are not
visible to the naked eye unless they contain ≥ 2 millioncells. This
species forms aggregates of 5 cells on average. Show your...
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immunology
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