Which treatment is intended to lower microbial counts on eating and drinking utensils to save public health levels?
a) Sanitization
b) Sterilization
c) Pasteurization
d) Antisepsis
Ans: a) Sanitization
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If she moves the repressor gene (lacI), along with its promoter, to a position at some several thousand base pairs away from its normal position, we would expect the _____
A) repressor will no longer be made B) repressor will no longer bind to the operator C) repressor will no longer bind to the inducer D) lac operon will be expressed continuously E) lac operon will function normally
When oxygen is depleted, the citric acid cycle stops. What could we add to the system to restore activity (other than oxygen)?
What will be an ideal response?
Fill in the blanks to complete the following statements. ? An ____________ combines the use of heat and pressure to produce the most efficient method of sterilization
Fill in the blank(s) with correct word
Imagine that a DNA sequence of 5'-A-C-G-T-A-C-G-T-3' is altered to 5'-A-C-G-A-C-G-T-3'. This could happen as a result of a(n)
A) deletion mutation. B) translocation. C) inversion. D) nucleotide substitution mutation. E) insertion mutation.