Drugged Out Daphnia

This is a flea. This is a flea on drugs. Any questions? Your class will have questions aplenty during an impactful experiment. Lab groups get to know Daphnia magna, the humble water flea, and study the effects of stimulants and...

Ninth graders participate in experiments to investigate the the effects of nicotine, caffeine, aspirin, alcohol, and sleeping pills on the heart rates of Daphina. They describe the relationships between common drugs and heart rates....