Simplify the following expression using the order of operations.       400-2(6+30÷5·4-20)2+1

Theraphosa blondi, also known as the Goliath birdeater Spider, is the larger spider by weight on the planet. An arachnologist (studies spiders) determines the weight of a particular specimen to be 186,000 milligrams. What is this weight, written using scientific notation?  

A hospital patient receives 12 tablets of medication each day. Four tablets are .75 milligrams, three tablets are .375 milligrams each, and five tablets are .4 milligrams each. If the patient receives these medications for three days, how many total milligrams will they receive? 

Because our microscopes are parfocal, 

When describing colony morphology, which characteristics should be described? You may have to choose more than one response.

We store petri dishes _____________ to  _____________.

500 nm = _____ mm

The main reason incubators in clinical labs are set around 37 degrees is because:

Which lens gives the largest field of view?

Pulvinate colonies are flat (unelevated).