Which of the following actions is not an example of an engineering control?
a. disposing of soiled laundry properly.
b. placing used needles in a sharps container.
c. using a bleach and water solution to decontaminate a surface covered in blood or bodily fluid.
d. wearing gloves, safety goggles, and masks.

The trp operon in e. coli regulates genes that code for enzymes required for synthesis of the repressible operon. when tryptophan is not available amino acid tryptophan. the trp operon is a in the environment, the trp repressor protein activeinactiveregulated. therefore, rna polymerase can bind to the genes to begin transcription.

Liquid water turns into water vapor at which step in the water cycle

What is the correct order of cell division? include what happens in each phase