The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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Thyroid conditions may make getting pregnant impossible.
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Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
The structure of stomatal guard cells affects their function.
Structure and function of a chemical synapse.
Structure of silk
The tertiary structure of BPTI
Structure of retroviral genomes in the integrated state