Which of these peices off evidence did alfred wegners original theory of continental drift have access to? reversing paleomagnetism in rocks on the ocean floor a seafloor that was geologically active with earthquakes, volcanoes, and mountain chains seafloor spreading at mid-ocean ridges mountains in north america appearing to match up with mountains in northern europe

Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.