Molecular Structure DNA (Deoxyribonucleic Acid) consists of a double helix structure formed by two strands of nucleotides. Each nucleotide contains a sugar molecule (deoxyribose), a phosphate group, and one of four nitrogen-containing bases: adenine (A), thymine (T), guanine (G), or cytosine (C). These bases pair specifically - A with T and G wi

Creation Stories Dreamtime represents Aboriginal understanding of world creation and spiritual law. These stories explain how ancestral beings shaped landscapes, created living creatures, and established laws for human behavior. Each Aboriginal group maintains distinct Dreamtime stories connected to their traditional lands. These narratives pass

Spiritual Significance Totem poles represent family lineages, clan histories, and important stories in Northwest Coast Native American cultures. Each figure carved into the pole carries specific meaning, with position and size indicating relative importance. Animals and supernatural beings depicted on totems connect families to spiritual guardia

Mathematical Precision The Maya developed sophisticated calendar systems combining astronomical observation with mathematical calculations. Their complex calendar included multiple cycles: the 260-day sacred calendar (Tzolkin), 365-day solar calendar (Haab), and Long Count recording longer time periods. These systems interlocked through precise