bacteriochlorophyll


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bac·te·ri·o·chlo·ro·phyll

(bak-tēr'ē-ō-klōr'ō-fil),
Any form of chlorophyll in photosynthetic bacteria: 1) bacteriochlorophyll a, -CH=CH2 replaced by -CO-CH3 in the chlorophyll α structure, two hydrogens also being added; the photosynthetic pigments of purple bacteria; 2) bacteriochlorophyll b, -CH=CH2 replaced by -CO-CH3 and -CH2-CH3 replaced by -CΞCH in the chlorophyll β structure, two hydrogens also being added.

bacteriochlorophyll

/bac·te·rio·chlo·ro·phyll/ (bak-tēr″e-o-klor´o-fil) a form of chlorophyll produced by certain bacteria and capable of carrying out photosynthesis.

bacteriochlorophyll

(băk-tîr′ē-ō-klôr′ə-fĭl)
n.
Any of a group of pigments, especially one having the formula C55H74MgN4O6, that absorb light energy used in photosynthesis and that are found in photosynthetic bacteria that do not produce oxygen as a byproduct of photosynthesis.

bacteriochlorophyll

a form of CHLOROPHYLL possessed by photosynthetic bacteria (green and purple types). In addition to small amounts of bacteriochlorophyll, green bacteria mostly possess another type of chlorophyll called bacterioviridin.