A promoter controls ________

a. transcription of specific genes
b. mRNA translation
c. protein synthesis
d. DNA replication


a

Biology & Microbiology

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A germfree mouse that is not born by cesarean section is not a suitable animal model for investigating the interaction between a host and one type of bacteria. 

Answer the following statement true (T) or false (F)

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Based on his experiences while aboard the H.M.S. Beagle, Darwin realized that ____ provided the only plausible

explanation for his observations.

a. descent with modification b. a metaphysical perfecting principle c. the principle of use and disuse d. catastrophes in ancient environments e. inheritance of acquired characteristics

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Which of the following is NOT a means of regulating gene expression?

A) Varying the rate at which messenger RNAs are translated B) Regulating how long a protein lasts in a cell C) Varying the rate at which messenger RNAs are transcribed D) Deleting genes from cells in which they are not needed E) Modifying proteins after they are synthesized

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S. aureus is gram negative

True or false

Biology & Microbiology