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- Mycobacterium tuberculosis is very difficult to stain because of the A) presence of ribosomes in the cytoplasm. B) location of the DNA within the cell. C) large amounts of a waxlike lipids present in its cell wall. D) lack of a cell wall.The images attached are the photos of bacteria in yoghurt under a misroscope. According to these images and your own knowledge, can you make a biological drawing of bacteria in yoghurt ( in a circle) and identify the types of bacteria accurately?Why are Pseudomonas aeruginosa infections difficult to treat? A. Because they form biofilms, which are difficult for antibiotics to penetrate. B. Because they have a special endotoxin that degrades many antibiotics. C. Because we do not have any antibiotics that target P. aeruginosa. D. Because they are gram-positive bacteria, which are harder to treat.
- Question 9 Which antibiotic can help differentiate between Staphylococcus species? a Cephalosporin b Penicillin c Naladixic acid d Novobiocina) explain in your own words how to do a nitrate reduction test to identify unknown bacteria b) explain in your own words how to perform a phenol red broth (prb) test to help identify unknown bacteriaAll of the following are possible configurations of bacteria EXCEPT? a-Monococcus b-Streptococcus c-Diplococcus d-Lactobacillus
- Which Part Of The Bacteria Actually Gets Stained?What is the difference between the use of the shape bacillus and the name Bacillus? Staphylococcus and staphylococcus?In a petri dish with solidified agar with escherichia coli, enterobacter aerogenes and staphylococcus aureus, you streak a loopfull of lytic T4-phage in a single line onto the center of the the dish, how do you know if bacteriophage infected the bacteria. why didn't the bacteriophage infect all 3 bacteria?
- A person in England arrives at a medical clinic with a fever and swollen lymph nodes shortly after returning from a visit to New Mexico. For which bacteria should the doctor test the patient? a. Salmonella enterica b. Borrelia burgdorferi c. Clostridium botulinum d. Yersinia pestisWhen Griffith injected mice with a combination of live rough-strain and heat-killed smooth-strain pneumococci, he discovered that (a) the mice were unharmed (b) the dead mice contained living rough-strain bacteria (c) the dead mice contained living smooth-strain bacteria (d) DNA had beentransferred from the smooth-strain bacteria to the mice (e) DNA had been transferred from the rough-strain bacteria to the smooth-strain bacteriaSuppose your professor handed you a test tube with 2.0 mL of M. foliorum infected with bacteriophage T4 in it and told you to make a 10-2 dilution of the entire culture. Explain how you would do this. Show your calculations.