Deoxyribonucleic acid (DNA) is a nucleic acid that contains the genetic instructions for the development and function of living things. All known cellular life and some viruses contain DNA.
<em>The main role of DNA in the cell is the long-term storage of information.</em>
<span>The Russian serf system arose as peasants fled to the protection of large landowners to avoid Mongol taxes.</span>
Answer:
The applicable answers are,
- the enemy's headquarters for military operations
- a target of the U.S. bombing and invasion of Cambodia
Explanation:
This was officially named as Central Executive Committee of the People's Revolutionary Party and was the political and military headquarters of the North Vietnamese from 1962 to 1975.
US military, intelligence and South Vietnamese were always seeking for this Head quarters which was perceived by them to be the overall command center for all the communist efforts in this region.
Answer:
Scientists have suggested that caves with good acoustics were chosen for art.
These caves were then used for religious ceremonies, which included chanting.
Researchers found that paintings are located at points where sound is amplified.
Explanation:
The Reconquista had a major effect on the evolution of the Muslim and Christian populations during this period and offers a unique “quasi-natural” experiment. The Reconquista dramatically decreased the population of the three main cities of the Moorish Caliphate - Granada, Cordoba, and Seville.
