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Alexander Galkin earned this badge 12 times
sep 20 at 11:54Why does scar tissue change color?
sep 13 at 22:00Are human fetuses more likely to be male?
sep 12 at 17:59Why is propanoic acid often added to the diet of C. elegans?
aug 20 at 0:38Why is rabies incurable?
mar 9 '12 at 14:28Why is the microbial ecosystem of the gut so susceptible to disruption by pathogens?
mar 7 '12 at 2:59Why would diffusion be faster across a non-specialised tissue?
jan 23 '12 at 12:50How do the brain and nerves create electrical pulses?
jan 9 '12 at 1:20How do cockroaches resist the effects of ionizing radiation?
jan 4 '12 at 13:04Are lymphocyte sizes clustered in two groups?
dec 29 '11 at 9:36How does cerebrospinal fluid circulate in the central nervous system?