Explorations about the origin of life.

Apuntes

Explorations about the Origin of Life **Special Creations:** - Life was created by a supernatural or divine force. However, this is not testable; it is considered a dogma. - Biblical origin, Mayan origin, Mexican origin. **Origin of Life Theories:** - **Electric Spark:** Lightning was catalyzed for life to begin. Electric sparks can synthesize amino acids from water, methane, and oxygen. - **Community Clay:** The first molecules appeared in clay, which helped make polymers and assemble as many molecules as possible. - **Deep-Sea Vents:** Hydrothermal vents flow through the surface and support organisms and minerals. - **Cold Start Ice:** Ice may have blanketed the surface 3 billion years ago, allowing life to emerge. Certain molecules are more stable at lower temperatures. - **RNA World:** RNA can store information like DNA; RNA acts as an enzyme and helps with the creation of DNA and proteins. - **Simple Beginnings:** Life may have started with smaller molecules interacting with each other in cycles. - **Panspermia:** Life may not have started on Earth at all but was delivered from elsewhere in space. **Geological Time Scale:** | Palezoic Era | Mesozoic Era ...