The Harlem Renaissance of the 1920s was a period when African American A( Migrated to the West in search of land and jobs
B( created noteworthy works of art and literature
C( left the United States in large numbers to settle in Nigeria
D( used civil disobedience to fight segregation in the Armed Forces

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer

What is the starting point in replication called

Ascientist is investigating the effects of salinity on fish development. he places fertilized fish eggs in an aquarium that contains low salinity and observes their development. what factor would improve experimental design the most? place the fish eggs in the open ocean because that is the natural habitat include another aquarium that has normal salinity to compare to the low salinity aquarium include an aquarium that replaces salt with sugar to confirm that the effects are specific to salt grow algae with the fish eggs in order to provide adequate nutrients to the developing embryos