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mesosome

 - 3 dictionary results

mes⋅o⋅some

  [mez-uh-sohm, mes-, mee-zuh-, -suh-]
Use mesosome in a Sentence
–noun
1. the anterior portion of the abdomen in arachnids.
2. a whorled structure extending inward from the cell membrane in Gram-positive bacteria and containing enzymes for cellular respiration.
Origin:
1955–60; meso- + -some 3
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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mes·o·some   (měz'ə-sōm', měs'-, mē'zə-, -sə-)   
n.  A convoluted invagination of the cytoplasmic membrane in some bacterial cells.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: me·so·some
Pronunciation: 'mez-&-"sOm, 'mEz-, 'mEs-, 'mes-
Function: noun
: an organelle of bacteria that appears in electronmicrographs as an invagination of the plasma membrane and is a site of localization of respiratory enzymes
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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