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Search Results for: archaean

Archaean

Archaean (Science: geology) The earliest period in geological period, extending up to the Lower silurian. It includes an... Read More

Cyanobacteria

Cyanobacteria Definition Cyanobacteria is a group of photosynthetic bacteria widely distributed in various aquatic habitats... Read More

Living things

Living Things Definition A living thing pertains to any organism or a life form that possesses or shows the characteristics... Read More