The cytoskeleton plays a crucial role in maintaining the shape of the cell.

Biotechnology plays a very important role in the medical field.

This road is a dead end.

Coelenterates are said to be the first animals with a true body cavity.

Please teach me how to find the greatest common divisor.

The Grand Duchy of Luxembourg is a small country in Europe.

You should not be deceived by the deceptive advertising of this product.

Tokyo is the city with the highest population density in Japan.

The artificial satellite is orbiting around the earth.

I commute to work every day using public transportation.