Subject: Why does the heart rate of daphnia increase with temperature?
Date: Mon Feb 1 05:45:12 1999
Posted by Sarah Blackman
Grade level: 10-12
School: Bede College
City: Billingham State/Province: Stockton on Tees
Area of science: General Biology
We carried out n experiment where we counted the heart rate of daphnia through a microscope with the water they were in at different temperatures. The heart rate increased up to 40 degrees, then it died. Why? Daphnia cannot thermoregulate, so what effect will this have?
Re: Why does the heart rate of daphnia increase with temperature?
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