Bio 121 Exam 1|202 Exam Questions And Answers

Biology - ️️study of life Unicellular - ️️organism with only one cell Multicellular - ️️organism with multiple cells Biosphere - ️️the regions of the surface, atmosphere, and hydrosphere of the earth occupied by living organisms. Ecosystem - ️️a biological community of interacting organisms and their physical environment. Community - ️️an interacting group of various species in a common location Population - ️️a group of individuals of the same species living and interbreeding within a given area. Organism (Individual) - ️️an individual animal, plant, or single-celled life form. Organ - ️️a group of tissues in a living organism that have been adapted to perform a specific function Tissues - ️️a cellular organizational level between cells and a complete organ Cell - ️️fundamental unit of life