What does this photograph show ?

a. a bio-stimulation reaction

b. the topography of a land area

c. the banding pattern on a stained gel

d. the polymerase chain reaction

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explanation:

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because of all the things that happen around the us, many people get into arguments which sadly could get physical, but we should actually make a change for that.

water at room temperature is flowing through a pipe with pressure taps located 10 ft apart along one section of the pipe, which are connected to a mercury (s=13.6) manometer.

i think its 5049.

i hope this !