The carbon, oxygen, hydrogen and nitrogen are the key elements in aminoacids as all aminoacids contain amine (NH2) and carboxyl (COOH) as functional groups and R group for every specific aminoacid.
In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.
With her ______ the gate, you cannot ignore the issue any further.
In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it.