David B. Clear
Mar 31, 2021

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Just think how many additional adenosine receptors you must have grown in those 30 years. No wonder you need three huge cups of tea in the morning! ;-)

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David B. Clear
David B. Clear

Written by David B. Clear

Cartoonist, science fan, PhD, eukaryote. Doesn't eat cats, dogs, nor other animals. 1,000x Bottom Writer. davidbclear.com

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