Label this question Q-Mg 5 min. You must show all your work exactly as was demonstrated in class.  You must show starting equations and variables and one equation dimensional analysis.  Use correct sig figs, units, and circle your answer on your paper. How much heat is absorbed when 16.511 g of magnesium (specific heat of 1.05 J/g C) is heated from 22.4 degrees C to 61.2 degrees C? State your final answer here and upload your work to the exam dropbox for grading.

What is the process by which competent bacterial cells pick up DNA from the environment and make use of the genes it carries?

Which objective lens is used as a “starting point” to center, and focus a specimen?

What is the name of the small circular piece of DNA that a bacterial cell may contain?

When unwanted microorganisms of unknown origin appear in a culture of known identity, the culture is said to be what?

The total magnification of the oil immersion lens is

If a colony is not contacting other colonies, it is said to be ___________ and a portion of it can be transferred to a sterile medium to start a pure culture of the species.

What type of media encourages the growth of certain types of organisms while inhibiting the growth of others?

The security protection item that ensures that the individual is who they claim to be (the authentic or genuine person) and not an imposter is known as?

MSA media allows differentiation between Staphylococcus species based on the ability to ferment