Activity for LDR‭

Type	On...	Excerpt	Status	Date
Question	—	Alternative evolution mechanisms using cell fusion I am trying to understand if it would be possible for organisms to evolve by different means other than random mutations and natural selection. Eukaryotes were predicted to be formed by fusion with other organelles that got them their nucleus and mitochondria (endosymbiosis). Why can't this fusion pr... (more)	—	over 4 years ago
Question	—	If everyone in the world disappeared except 35 random people, how long would it take for one of them to realize they're not alone? Everyone suddenly disappears from earth except 35 people randomly scattered wherever they were before everyone disappeared. How long would it take on average for 2 or more people to meet? What other factors would indicate to a person that they're not the only person who didn't disappear? (more)	—	over 6 years ago