Re: Do plants absorb oxygen in the darkness and give off carbon dioxide?

Date: Wed Nov 4 10:41:11 1998
Posted By: Garm Beall, , Biology, California State University Northridge
Area of science: Botany
ID: 910121418.Bt

Message:

oxygen is absorbed during both day and night, but since
photosynthesis only takes place during the day, more oxygen
is produced than used during daylight hours. Oxygen is necessary
for cellular respiration, which takes places 24 hours a day.
--Mr. Biostat

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