Answer:
dyes used in negative staining have an. acidic chromagen (negatively charged chromophore) Examples of negative stains. NIgrosin and eosin. heat fixing smears can.
I would have to say (D.) if it's been 150 years.
Science<span> is the study of the nature and behavior of natural things and the knowledge that we obtain about them
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It's either A. or C. because since its near the equator it's not going to be dry.
Fossils are Remains Of Tracers Of Prehistoric Life