biotic - The living component of an ecostsyem, variation - differences in organisms, population - members of a species that live in a specific area, mutualism - both members in a relationship benefit, commensalism - one member benefits and the other is not affected, parasitism - One benefits and the other is harmed, Niche - An organisms role in the ecosystem, Resource partitioning - Some birds eat bugs under the tree, other eat bugs in the tree. This is an example of..., artificial selection - The wide variety of dogs is an example of..., continuous variation - the range in height or weight is an example of, Discrete variation - A widow's peak hairline is an example of , Asexual reproduction - budding is an example of, Sexual reproduction - The joining of gametes is an example of, Fertilization - The process of two gametes uniting, Zygote - The result of fertilization is, Gene - a section of DNA that contains information for a specific trait, Dominant trait - The trait that will always be visible if present, example brown hair., homozygous - have the same alleles for a trait, heterozygous - having two different alleles for a trait, DNA - Often referred to as a blueprint, nucleus - The control center of the cell, Chromosomes - packages of DNA, Mitosis - used to create somatic or body cells, meiosis - used to create sex cells or gametes, natural selection - when the environment chooses which members of a species survive and carry on to reproduce, extinction - when an entire species disappears from the earth, extirpation - when a species disappears from a specific area, overspecialization - when species have not had to adapt to a changing environment - example is the Panda, habitat reduction - when a species' habitat is greatly reduced and can cause extinction or extirpation, conservation - preserving a resource or species,

Biodiversity Unit Review

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