Biological rhythms 0.0 / 5 ? PsychologyA2/A-levelAQA Created by: AmhCreated on: 12-03-13 18:48 932764851 Across 1. What is an example of a cycle which runs on a 24 hour basis, ______-_____ cycle (5, 4) 5. What H is also an example of a biological rhythm that runs on a 24 hour basis (7) 6. Micheal S_____ investigated whether our sleep-wake cycle was free running, his research suggested it ran on a 25 hour cycle (6) Down 2. Which A_____ & W______ placed PPs in WWII bunkers to test to see if the sleep-wake cycle was free running (7, 3, 5) 3. What are external cues from the environment that are thought to affect biological rhythms called (9, 10) 4. What is another term for internal biological 'clocks' (e.g. the ones that regulate that could be thought to regulate the sleep wake cycle) (10, 9) 7. A biological rhythm that lasts under 24 hours, an ___________ rhythm (9) 8. A biological rhythm that lasts over 24 hours, an __________ rhythm (9) 9. A biological rhythm that lasts around 24 hours, a __________ rhythm (9)
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