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diffrence between pro and euk

• pro has no nuclus

  with membrane around it and eu is nt membrane bounded but has nuckeus

• pro has no nucleus and 2 membranes around it eu is membrane- bound nucleus and organelles

• pro has nucleus but no membrane around it and eu is membrane- bound nucleus and organelles

• pro has no nuclus and no membrane aroun it

  eu is not membrane bounded but has nuclus and organelles

what are the basic themes in biology

• evolution and plants with organelles

• evolution of life. flow of energy and informatuion transfer

• flow of energy biology and periodic table

• information transfer

what is the ultimate source of energy

• cells

• organs

• air

• sun

what is biology

terms for land,air and water

what is the first level of organization

• organ system

• chemical level

• biosphere

• cells

what level of organization is the first with life

• biosphere

• cellular level

• atoms

• organ system

smallest unit of life

which is homeostasis

• body ability to maintain a constant/stable internal enviroment

• sum total of all chemical reaction that takes place in the body/organism

which is metabolism

• sum total of all chemical reactions that take place in the body/ organism

• bodys ability to maintain a constant/stable internal eviroment.