We can see each other in the classroom right now because we a. reflect visible light
b. absorb visible light
c. reflect infrared light
d. absorb radio waves.

Draw two cyclic constitutional isomers of cis-1

Which states of matter have particles that move independently of one another with very little attraction?

Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.