What Personal Protective Equipment (PPE) should you wear when staining bacteria? (Choose all that apply)
> Biosafety cabinet
> Latex or nitrile gloves
> Lab coat
> Safety glasses or goggles
> Respiratory protection
> Latex or nitrile gloves
> Lab coat
> Safety glasses or goggles
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When Rebecca Cann decided to research on the evolution of humans, she chose to study mitochondrial DNA. Which of the following explains why she chose this type of DNA?
A. because mitochondrial DNA is more abundant and therefore easier to extract B. because mitochondrial DNA is recombined from generation to generation and offers a look at the lineage of the human population C. because mitochondrial DNA is circular D. because mitochondrial DNA lasts longer in the tissues
How fast something moves
What will be an ideal response?
During the first stage of labor, the amnion becomes effaced to allow the fetal head to pass through. Indicate whether the statement is true or false
As magnification increases what happens to the depth of field(DOF) of the microscope?
a. DOF increases b. DOF decreases c. Nothing d. Magnification is altered