In a direct ELISA test to screen for drugs in a patient's urine, what is the third step in the test process?
A) substrate for the enzyme is added
B) enzyme-labeled antibodies against the drug being tested is added
C) the patient's urine sample is diluted
D) antibody against the drug being tested is added
B
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Which phylum harbors the MOST functional diversity observed and also has the MOST cultured representatives?
A) Actinobacteria B) Bacteroidetes C) Firmicutes D) Proteobacteria
A(n) ___________ has been established if more solute is located outside of the cell than inside of the cell.
a. concentration gradient b. diffusion gradient c. active transport gradient d. facilitated gradient
Which two molecular techniques are used in DNA profiling to generate data included in the FBI's CODIS database?
What will be an ideal response?
When using a reporter gene to investigate expression of a target protein, the promoter of the ________ is ligated to the coding sequence of the ________
a. green fluorescent protein / lacZ b. lacZ / green fluorescent protein c. reporter gene / target gene d. target gene / reporter gene