world lit

1. every(prenominal) alive things shargon certain common characteristics.
a.All existent things are organized and composed of cells, the basic unit of life.
b.All living things use material and slide fastener from their environs to carry out lifes activities.
i.Metabolism refers to any chemical reactions that egest in a cell.
ii.These reactions are necessary to utilize the energy and materials acquired from the environment.
c.All living things respond to their environment.
d.All living things purge or make other organisms like themselves.
e.All living things develop or change in various stages to perish an adult.
f.All living things have adaptations or modifications that develop everywhere many generations. These modifications make organisms better suited to a bad-tempered environment or a particular way of life.
2.The biosphere is the order of land, air and urine at the surface of the earth where all living things exist.
a.The biosphere is organized into populations. Populations interact with the physical environment to song an ecosystem.
b.Ecosystems are characterized by chemical cycling and energy flow.
c. zipper does not cycle. Therefore, ecosystems could not exist without the continual energy introduce of the sun.
d.Climate determines where different ecosystems are found in the biosphere.
e.



The some biologically diverse ecosystems, the rain forests and the coral reefs, occur where water and solar energy are most abundant.
3.Taxonomy is the science of identifying and classifying living things.
a.The classification categories from most inclusive to least inclusive are domain, kingdom, phylum, class, order, family, genus and species.
b.Each type of living organism is given a binomial or two-part scientific name.
4.Biodiversity includes the total number of species, the variation of the organisms gene pools, and the variability of the ecosystems within the biosphere.
a.Extinction is the death of a species or larger taxonomic group.
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