Give specific examples of the following: (3-5 each) a. gram positive cocci b. gram negative cocci c. gram positive bacilli d. gram negative bacilli e. gram positive curved rod f. gram negative coccobacill
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Give specific examples of the following: (3-5 each)
a. gram positive cocci
b. gram negative cocci
c. gram positive bacilli
d. gram negative bacilli
e. gram positive curved rod
f. gram negative coccobacill
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- What is the morphology of the following cells? streptococci diplococci streptobacilli sarcinabacillus having surface-to-vol ratio = 4.5 and coccus having surface-to-vol ratio =3.29 Considering the coccus and bacillus of equal volume from the question above, Which is more likely to survive in a dry environment? Explain your answer. Which is more likely to survive in a wet environment? Explain your answer.A Gram stain indicates purple cells that are round and attached in chains. Which of the following best describes these results? A Gram stain indicates purple cells that are round and attached in chains. Which of the following best describes these results? Gram-negative streptococci Gram-negative streptobacilli Gram-positive streptococci Gram-positive staphylococci Gram-positive cocci, sarcinae
- Which one of the following statements about the Gram stain is false? A-In the Gram stain, a dye called crystal violet is used to stain the cells purple. B-Gram positive cells end up being stained purple. C-Gram negative cells have thinner peptidoglycan layers than Gram positive bacteria. D-In the Gram stain, alcohol is used to kill the bacteria E-Gram negative cells end up being stained pink or red.Define and sketch the following: A) bacillus B) coccus C) strepto D) staphylo What is the differance between "Bacillus and bacillus"?An arrangement in packets of eight cells is described as a .a. micrococcus c. tetradb. diplococcus d. sarcina
- The broth culture of Bacillus subtilis showed growth even after extended heating in a waterbath, while Serratia marcescens did not. This is due to: a. Bacillus subtilis is Gram-positive, while Serratia marcescens is Gram-negative b. Bacillus subtilis is a spore former c. the pigment of Serratia marcescens absorbs more radiation than other cells d. Bacillus subtilis has enzymes that protect it from ozoneFor the following two images, label as many structures as possible and describe the functions. The more colorful and full image is a Fucus male conceptacle at 100x magnification. The other image is of "bacteria types w.m." at 400x magnification.Biology What is this species? If it is Gram positive cocci, Catalase negative, bile esculine, NaCl and PYR = positive..
- What is the morphology of the following cells: streptococci diplobacilli diplococci streptobacilliGive 3 disease (each) that can be diagnosed by: a. Gram Stain b. Acid-fast stain c. Endospore stain d. Capsule stain e. Flagella StainBacillus subtilis and Bacillus cereus most likely showed greater resistance to UV light than Serratia marcescens. This is due to: a. Bacillus spp. are Gram-positive, while Serratia marcescens is Gram-negative b. the Bacillus spp. are spore fonners c. the pigment of Serratia marcescens absorbs more radiation than other cells d. Bacillus spp. have enzymes that protect them from ozone