Questions

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

To make a long story short

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

Interrupt (a public speaker) with derisive or aggressive comments or abuse

In the following question, out of the four alternatives, choose the word which best expresses the meaning of the given word and click the button corresponding to it.

NONPLUSSED

Mitochondrial DNA analysis is best suited for

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.
P- To those who have known comfort, discomfort is a real torture.
Q- Comfort is now one of the causes of its own spread.
R- The more comfort is brought into the world, the more it is likely to be valued.
S- It has now become a physical habit, a fashion, an ideal to be pursued for its own sake.

In unicellular organisms, all functions like digestion, respiration and reproduction are performed by a how many cell(s)?

....... produces a usable form of energy for the cell.

Improve the bracketed part of the sentence.
Scientists (have developed) an “organ-on-a-chip” platform to study how drugs are transported across the human placental barrier.