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Hace 10 horas · The emergence of photosynthesis utilizing oxygen among cyanobacteria, which paved the path for the formation of complex life forms with multicellular levels of organization, had a profound influence on the biology, geology, and environment of Earth.
Hace 10 horas · Timeline of human evolution. The timeline of human evolution outlines the major events in the evolutionary lineage of the modern human species, Homo sapiens, throughout the history of life, beginning some 4 billion years ago down to recent evolution within H. sapiens during and since the Last Glacial Period .
Hace 10 horas · 12.3.2 Algal Responses to Spaceflight Environments. Algae are one of the first organisms to be sent for space travel. The first algal strain to be flown in space was Chlorella pyrenoidosa.This alga was sent to space in 1960 with the spacecraft “Korabl-Sputnik 2” for only 1 day (Hall and David 2001).Therefore, this flight was only able to assess short-term effects of space exposure on algae.
Hace 10 horas · Biology is the scientific study of life. It is a natural science with a broad scope but has several unifying themes that tie it together as a single, coherent field. For instance, all organisms are made up of cells that process hereditary information encoded in genes, which can be transmitted to future generations.Another major theme is evolution, which explains the unity and diversity of life.
Hace 10 horas · Adaptations of funaria to its autotrophic mode of life. They have chlorophyll (gametophyte is green and the sporophyte) thus can photosynthesize therefore autotrophic mode of nutrition. The gametophyte also has multicellular rhizoids for absorption of water and mineral salts. Also anchores the plant to the soil.
