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the practice and science of classification. This is the part of systematics that is only concerned with providing scientific names for organisms, describing them and preserving collections of them, and providing classifications for the organisms, keys for their identification, and data on their distributions.
a multi nucleate (many nuclei) cell resulting from cell fusions of uninuclear cells.
reproductive or sex cells that contain the haploid set of chromosomes. The male gametes are...
a general term form any plant diseases caused by different bacteria and fungi.
chemicals used as the propellants in aerosol sprays, as coolants in fridges, air conditioners...