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25 Cards in this Set

  • Front
  • Back
ABIOGENESIS
The theory that, long ago, very simple life forms spontaneously appeared through random chemical reactions
AUTOTROPHS
Organisms that are able to make their own food
BINOMIAL NOMENCLATURE
Naming an organism with its genus & species name
CARNIVORES
Organisms that eat only organisms other than plants
CONSUMERS
Organisms that eat living producers &/0R other CONSUMERS for food
DECOMPOSERS
Organisms that break down the dead remains of other organisms
EUKARYOTIC CELL
A cell with distinct, membrane-bound organelles
HERBIVORES
Organisms that eat plants exclusively
HETEROTROPHS
Organisms that depend on other organisms for their food
HYPOTHESIS
An educated guess that attempts to explain an observation or answer a question
INHERITANCE
The process by which physical & biological characteristics are transmitted from the parent(s) to the offspring
METABOLISM
The process by which a living organism takes energy from its surroundings & uses it to sustain itself, develop & grow
MICRO-ORGANISMS
Living creatures that are too small to see with the naked eye
MUTATION
An abrupt & marked difference between offspring & parent
OMNIVORES
Organisms that eat both plants & organisms
PHOTOSYNTHESIS
The process by which a plan uses the energy of sunlight & certain chemicals to produce its own food. Oxygen is often a by-product of photosynthesis
PRODUCERS
Organisms that produce their own food
PROKARYOTIC CELL
A cell that has no distinct, membrane-bound organelles
RECEPTORS
Special structures or chemicals that allow living organisms to sense the conditions
ASEXUAL REPRODUCTION
Reproduction accomplished by a single organism
SEXUAL REPRODUCTION
Reproduction that requires two organsims, a male & a female
SCIENTIFIC LAW
A theory that has been tested by & is consistent with generations of data
SPECIES
A unit of 1 or more populations of individuals than can reproduce under normal conditions, produce fertile offspring, & are reproductively isolated from other such units
TAXONOMY
The science of classifying organisms
THEORY
A hypothesis that has been tested with a significant amount of data