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Human excretory system  — Research Starter

The human excretory system is essential for the disposal of waste generated by the body, playing a critical role in maintaining overall health. This system includes key organs such as the intestines,…

Heredity  — Research Starter

Heredity is the biological process through which physical traits and characteristics are passed from parent organisms to their offspring. This transmission occurs via chromosomes, which house genes…

Gravity  — Research Starter

Gravity is a fundamental force of attraction that acts between objects based on their mass. Initially described by Sir Isaac Newton in the seventeenth century, gravity is a key element in our…

Geostationary orbit  — Research Starter

A geostationary orbit is a specific type of circular orbit around Earth, positioned approximately 35,786 kilometers (22,236 miles) above the equator. In this orbit, a satellite travels at the same…

Geosphere  — Research Starter

The geosphere, or "Earth-sphere," refers to the complex system of geological components that make up the Earth, extending from its surface to its core. This system includes the layers of the Earth’s…

Geologic forces  — Research Starter

Geologic forces are the powerful movements within Earth's interior that have shaped the planet's landscape over billions of years. These forces include plate tectonics, continental drift, and…

Genetic variation  — Research Starter

Genetic variation refers to the differences in DNA among individuals within a species or population. This variation is crucial for the process of evolution, as it provides the raw material for natural…

Gene–environment interaction  — Research Starter

Gene–environment interaction (GxE) is a critical concept in understanding how both genetic predispositions and environmental factors influence health and well-being. Researchers investigate how…