Amanda Talbot 2400 Micro-Biology Word Roots (Pan-Semi-)

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pan-

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all universal; Ex. pandemic, an epidemic affecting a large region

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para-

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beside, near; Ex. parasite, an organism that "feeds beside" another; feeds on another

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peri-

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around. Ex. peritrichous, projections from all sides

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phaeo-

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brown. Ex. Phaeophyta,, brown algae

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phago-

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eat. Ex. phagocyte, a cell that engulfs and digests particles or cells

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phil, philo

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liking, preferring. Ex. thermophile, an organism that prefers high temperatures

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-phore

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bears, carries. Ex. conidophore, a hypha that bears conidia

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-phyll

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leaf. Ex. chlorophyll, the green pigment in leaves

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-phyte

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plant. Ex. saprophyte, a plant that obtains nutrients from decomposing organic matter

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pil-

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a hair. Ex. pilus, a hair like projection from a cell

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plankto-

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wandering, roaming. Ex. plankton, organisms drifting or wandering in water

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-pnoea, -pnea

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breathing. Ex. dyspnea, difficulty breathing

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pod-

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foot. Ex. pseudopod, foot like structure

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poly-

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many. Ex. polymorphism, many forms

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post-

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after, behind. Ex. posterior, a place behind a (specific) part

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pre-, pro-

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before, ahead of. Ex. prokaryote, a cell withour a nucleus; pregnant, before birth

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pseudo-

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false. Ex. pseudopod, false foot

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psychro-

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cold. Ex. psychrophile, an organism that grows best at low temperatures

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pyo-

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pus. Ex. pyogenic, pus forming

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rhabdo-

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stick, rod. Ex.rhabdovirus, an elongated, bullet shaped virus

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rhin-

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nose. Ex. rhinitis, inflammation of mucous membranes in the nose

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rhodo-

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red. Ex Rhodospirillum, a red pigmented, spiral shaped bacteria

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rubri-

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red. Ex. Clostridium rubrum has red pigmented colonies

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rumin-

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throat. Ex. Ruminococcus, a bacterium associated with a rumen(modified esophagus)

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saccharo-

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sugar. Ex. disaccharide, a sugar consisting of two simple sugars

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sapr-

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rotten. Ex. Saprolegnia, a fungus that lives on dead animals

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schizo-

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split. Ex. schizomycetes, organisms that reproduce by splitting and an early name for bacteria

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scolec-

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worm; Ex. scolex, the "head" of a tapeworm

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-scope, -scopic

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watcher. Ex. microscopic, an instrument used to watch small things

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semi-

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half

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rhizo-

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root; Rhizobium, a bacterium that grows in plant roots.
Mycorrhiza, a fungus that grows in or on roots