Tara's friend, sally, came to school with a cold and sat in the desk next to tara's all morning blowing her nose. at lunch, they went outside to sit in the sun and eat. sally blew her nose again and then gave tara her cookie since she didn't feel like eating it. tara ate it and then carried sally's things back inside for her. several days later tara came down with the cold. at what point was it most likely that the virus infected tara? (2 points) a. when she sat near sally as she blew her nose allowing the virus to collect on the tissue b. when she ate the cookie which sally had touched, leaving the virus on it c. when she took the cookie from sally and gave the virus a chance to penetrate her skin d. when she carried sally's things and rubbed the virus off them onto her clothes

Me . based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?

Archeologists have discovered three sites showing conclusive evidence for the mastery of fire in tanzania, from a period slightly after the time that homo habilis was present in africa. these sites clearly were founded by homo erectus, the descendent species of homo habilis that migrated north, out of africa and into asia. homo erectus was known to have mastered fire, from ample evidence at sites in asia. there is no reason to attribute mastery of fire to homo ergaster, the descendent species of homo habilis that remained in africa.which of the following is an assumption on which the argument depends? (a) before their migration, homo erectus occupied african territory as far south as tanzania.(b) the strain of migration provided the selective pressure motivating homo erectus‘ mastery of fire.(c) homo ergaster would not have derived as much benefit from the mastery of fire as did homo erectus.(d) homo ergaster inherited all cultural knowledge from homo habilis, a species that did not have mastery of fire.(e) homo ergaster did not occupy regions as far south as tanzania until well after the time of these three sites.

Which of the following is an eon in the time scale? phanerozoic proterozoic archean all of the above