Questions

The American Civil War has been known by a number of names since it began in 1861.

In most East Asian languages, the war is called "Battle between North and South side of the United States" or more commonly as "American (U.S.) North–South War", depending on the individual language.

The Big 12 Championship Game is a college football game held by the Big 12 Conference. The game will be played at AT&T Stadium in Arlington, Texas until at least 2021. The game was played each year since the conference's formation in 1996.

Ans. C.
The answer is the ‘vilest thing that can be done by a person.' Vile/vilest means extremely unpleasant. Option A: A singular thing is being talked about (indicated by ‘is’) hence, things can’t be used. Option B: ‘is’ indicates singular activity, hence things can’t be used.
Option C: It makes the sentence grammatically and structurally correct.

Forms taken up by plants: Mg++ Functions in plants: a part of the chlorophyll molecule -essential in photosynthesis: related to phosphorus metabolism: large quantities found in seed.Mg deficiency symptoms: Mg is mobile, so symptoms occur first in old leaves; A whitish or yellowish striping effect on grasses.

In a nucleosome, the DNA is wrapped around a protein called histones and area in between them.