Genetics is the branch of biology that studies heredity and variation in organisms, focusing on how traits and characteristics are inherited from one generation to the next. At its core, genetics explores the structure, function, and behavior of genes, which are segments of DNA that encode the information necessary for the development, functioning, growth, and reproduction of living organisms. Genetics serves as a foundational discipline that enhances our understanding of life processes, evolutionary biology, and the intricate relationships between genes and the environment. As technology advances, especially in fields like genomics and CRISPR gene editing, the potential for breakthroughs in health, agriculture, and biotechnology continues to grow, alongside important ethical considerations regarding their use.

This overview explores the intricate relationship between human population growth and the finite resources available on Earth. It highlights the challenges and opportunities presented by this dynamic interplay. The relationship between population and natural resources is a complex one, demanding careful consideration and action. Sustainable development practices, resource conservation, and responsible population management are crucial for ensuring a healthy planet and a brighter future for generations to come. Human population has been growing exponentially for centuries, driven by factors like advances in healthcare, agriculture, and sanitation. Materials and substances found in nature that are essential for human survival and well-being.