Review
**{topic}** are fundamental building blocks in biology. These tiny structures, often called the **powerhouses of the cell**, are responsible for generating most of the chemical energy needed to power a cell’s biochemical reactions. Understanding the various **types of {topic}** and their specific functions is crucial for comprehending how living organisms function at a microscopic level. Different {topic} specialize in tasks like producing proteins, storing genetic information, or facilitating cellular communication, making them essential for life.