Chapter 2

Term Definition
Cell In biology, the smallest unit that can perform all life processes. Cells are covered by ma membrane and contain DNA and cytoplasm.
Heredity the passing of genetic traits from parent to offspring.
asexual reproduction reproduction that does not involve the union of sex cells and in which on parents produces offspring that are genetically identical to the parent
homiostasis the maintenance of a constant internal state in a changing environment.
metabolism the sum of all chemical processes that occur in an organism.
sexual reproduction reproduction in which the sex cells of two parents unite to produce offspring that shares traits from both parents
stimulus anything that causes a reaction or change in an organism or any part of an organism
DNA information about the organism found in the cells of the organism
organism an individual animal, plant, or single-celled life form.
producer An organism capable of making its own food and reproducing
consumer an organism that feeds on other organisms
Decomposer eliminating dead and dying organisms, and in the process, they release nutrients into the soil

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