When comparing dry heat and moist heat sterilization, dry heat is
A. equally as fast.
B. slower.
C. faster.
D. sometimes faster but sometimes slower.
Answer: B
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Over the past several decades, populations of Staphylococcus aureus (a type of bacteria that infects wounds) have become resistant to penicillin
You run the following experiment: Reference: Ref 14-1 In a different set of experiments, you identify two kinds of mutations in S. aureus. The first type of mutation makes the bacteria more susceptible to antibiotic X; the second type of mutation makes it more resistant to antibiotic X. Which type of mutation is more likely to occur in the population? A. the first type (more susceptible) B. the second type (more resistant) C. It depends if the cell population has been exposed to antibiotic X. D. It depends if either type of mutation confers additional survival benefits to S. aureus. E. There is no difference in likelihood because the mutation is a random event.
________ is a sterol associated with fungal cell membranes.
Fill in the blank(s) with the appropriate word(s).
What are the most abundant organisms in the world?
What will be an ideal response?
Which is not true about Humulin?
a) it caused more adverse reactions in humans as compared to insulin from cows and pigs b) it was the first recombinant DNA to be approved by the FDA c) it was the first genetically engineered pharmaceutical product d) it is mass produced by Eli Lilly pharmaceutical company