Bio 250l Study guides, Class notes & Summaries

BIO 250L Lab 2 Culturing & Aseptic Techniques-with 100% verified solutions-2023

Question 1 Correct 4.00 points out of 4.00 Flag question Question text Whose work on spontaneous generation first demonstrated the existence of a very heatresistant form of bacteria that are called endospores? Select one: a. Schwann b. Redi c. Tyndall d. Pasteur Feedback The correct answer is: Tyndall Question 2 Correct 4.00 points out of 4.00 Flag question Question text The most important aspect of agar that makes it a useful ingredient for solidifying media for bacterial cul...

Question 1 Correct 4.00 points out of 4.00 Flag question Question text Whose work on spontaneous generation first demonstrated the existence of a very heat- resistant form of bacteria that are called endospores? Select one: a. Schwann b. Redi c. Tyndall d. Pasteur Feedback The correct answer is: Tyndall Question 2 Correct 4.00 points out of 4.00 Flag question

BIO 250L Lab 6 Food Microbiology -with 100% verified solutions-2023

BIO 250L Lab 3 Structure & Microscopy: Questions With Correct Answers | Latest Update Graded A+. Table 1: Experiment 1 Staining Observations Stain Used: Crystal Violet. Observations: The organism's color changed to purple, and the shape observed was rod-shaped. Post-Lab Questions 1. How does crystal violet enhance the visualization of microbial features? Crystal violet improves microbe visualization by creating a contrast between the slide and the germs, making it easier to visualize an...

Lab Quiz 1-- BIO 250L Questions With Complete Solutions

BIO 250L Lab 3 Structure & Microscopy (Microbiology) Questions With Correct Answers | Latest Update Graded A+. How does crystal violet enhance the visualization of microbial features? Crystal violet improves microbe visualization by creating a contrast between the slide and the germs, making it easier to visualize and study these bacteria and other microbes.Furthermore, crystal violet penetrates the cell membrane and walls, dyeing the microbiological characteristics. 2. What are some of the...

Why do you think it is important to identify a bacterial disease in a patient before prescribing any antibiotic treatments? (Be specific.) Because each bacterium is unique, each bacterial disease requires a unique antibiotic treatment.So there is need to determine the name of the bacterial disease based on its symptoms and develop a specific antibiotic treatment for it. For example, if penicilin is recommended to a patient with an illness caused by gram-negative organisms, the antibiotic w...

BIO 250L Microbiology Lab 4 Selective Media & Agar: Questions With 100% Correct Answers | Latest Update Graded A+. Why is cow manure used as a potential source of starch-degrading bacteria? (If you are not familiar with the process of digestion in cows, use a reputable internet source to inform your answer.) Because cows eat a high-fiber diet that includes starch, the feces of a cow manure is low in protein but high in starch. 2. What are some other potential sources of starch-degrading bac...