Many bacterial pathogens can resist the action of penicillin by
A) Inactivating it with the enzyme penicillinase
B) Pumping it out with efflux pumps
C) Preventing the entry into the cell
D) Using an alternate metabolic pathway drug
Ans: A) Inactivating it with the enzyme penicillinase
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Which of the following components of an amino acid differs from one amino acid to another?
A. the -carbon B. the carboxyl group C. the side chain D. the amino group E. the hydrogen opposite the R-group
During prophase I of meiosis, a physical exchange of parts of homologous chromosomes can occur and is called a ____
Fill in the blank with the appropriate word.
You are interested in designing a molecular probe to detect the region of ?S SNP, which includes a DdeI (CTNAG) restriction site. Which of the following molecular probe sequences would anneal to the correct position?
A) ACTCCTGAGGAGAAG B) TGAGGACTCCTCTTC C) GTGCACCTGACTCCT D) CACGTGGACTGAGGA E) CACGUGGACUGAGGA
If an entire tumor remains localized, it is said to be a(n) ________ cancer
Fill in the blank(s) with correct word