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7 Cards in this Set

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Structure and function

cells are basic

unicellular-one cell


multicellular-many cells

Homeostasis

biological balance


must maintain stable conditions (water,temp,glucose,salt,chemicals)

Evolution

species change over gen


caused by: mutations(radiation,chemicals, gene errors)


natural selection

Reproduction

Asexual- one parent, identical DNA(cloning,budding,binary fission)


Sexual-two parents,combination of parents DNA

Heredity

traits from the parents


DNA carries the traits


segment of the DNA is a gene


mutations can change one's genes

Interdependence

cells interact with each other


organisms interact with each other


environmental communities:(biosphere,ecosystem,community,population, organism)

Metabolism

using energy


heterotrophs-consumers


autotrophs-producers