basic unit of structure and function in an organism
combination of chemical reactions through which an prganism builds or breaks down materials
a change in the organism's surronding
an action or a change in behavior
is the process of change that occurs during an organisms life producing more complex organsms
involes only one parent cell and produces offspring that are indntical to the parent
involes 2 parent cells and combines their genetic material to produce a new organism that differs from both parents
mistaken idea that living things can arise from non-living sources
a scientist carries out a series of tests that are identical in every respest except for one factor
organisms that make their own food
organisms that cannot make their own food
the maintaince of stable unternal conditions
is the broadcast levelof organization
useful tools that help determine the identify of organisms
a unicellular organism having cells lacking a nucli
is a dense area in cell that contains nuclus acids
organisms with cells that contain nucli
recall that the process of change over time
with similar evolutionary histories are classified more clossley together
branching tree diagram
shows probable evolutionary relationship among organisms and the order in which specific charateristics may have evolved
grouping together items based on the similarities
scinentific study of how organisms are classified
each organism was given a unique, two part sientific name
is a classification grouping that contains similar closly related organisms
a group of similar organisms that can mate with each other and produce offspring that can also mate and reproduce
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