File:The biology of senescence (1956) (19761681783).jpg

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Title: The biology of senescence
Identifier: biologyofsenesce00comf (find matches)
Year: 1956 (1950s)
Authors: Comfort, Alex, 1920-
Subjects: Old age; Aging; Longevity
Publisher: New York, Rinehart
Contributing Library: MBLWHOI Library
Digitizing Sponsor: MBLWHOI Library

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Text Appearing Before Image:
Growth and Senescence 22nd instars, without reference to the chronological age which these may represent. (Figs. 37, 38, 39.) In D. magna, Anderson and Jenkins (1942) found a mean life-span of 960 hours or 17 instars—the number of pre-adult instars varied from 4 to 6 and Well-fed (Normal) Starved until 6th instar Starved throughout life 1015
Text Appearing After Image:
Fig. 38.—Effect of restricted food upon the duration of instars in Daphnia longispina (from Ingle et al., 1937). the differences in longevity between individuals represented differences in the length of the pre-adult period. (See also Dunham, 1938.) The finding of Fritsch (1953) that the pan- tothenic acid content of the medium is a major factor in 145

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https://www.flickr.com/photos/internetarchivebookimages/19761681783/

Author Internet Archive Book Images
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Flickr tags
InfoField
  • bookid:biologyofsenesce00comf
  • bookyear:1956
  • bookdecade:1950
  • bookcentury:1900
  • bookauthor:Comfort_Alex_1920_
  • booksubject:Old_age
  • booksubject:Aging
  • booksubject:Longevity
  • bookpublisher:New_York_Rinehart
  • bookcontributor:MBLWHOI_Library
  • booksponsor:MBLWHOI_Library
  • bookleafnumber:163
  • bookcollection:biodiversity
  • bookcollection:MBLWHOI
  • bookcollection:blc
  • bookcollection:americana
  • BHL Collection
  • BHL Consortium
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7 August 2015
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