Biology 105 Chapter 1 Latest Update Graded A+

Biology 105 Chapter 1 Latest Update Graded A+ Order Reproduction Organisms reproduce their own kind. Growth and Development Inherited information in the form of DNA controls the pattern of growth and development of all organisms. Energy Processing use chemical energy stored in food to power activites and chemical reactions. Regulation Keeping within limits to sustain life. Response to the enviorment All organisms respond to environmental stimuli. Evolutionary adaptation organisms gain traits to adapt to their environment by reproductive success. Biosphere all of the environments on earth that support life. Ex: land & bodies of water Ecosystem all organisms living in a particular area. Ex: Community The entire array of the ecosystem. Ex: plant, snakes Population All the individuals of a particular species living in a area. Organism Individual Living Things Organ System several organs that have a specific function. Organ Several different tissues Tissues a group of similar cells that perform a specific function. cell The fundamental unit of life. organelle a membrane enclosed structure that performs a specific function within a cell. Molecules cluster of small chemical units called atoms held together by chemical bonds. Emergent Properties New properties that arise in each step upward in the hierarchy of life Species each unique form of life Bacteria most diverse and widespread prokaryotes Archaea prokaryotes that often live in earths extreme