Which of the following statements is true regarding the conservation of metabolic pathways in archaea bacteria and eukarya? a. they are conserved across archea and bacteria
b. they are not conserved across any of the three domains
c. they are conserved across all three domains
d. they are conserved across archae and eukarya, but not bacteria

Which plate boundary causes plates to collide forming mountain ranges, volcanoes, and island arcs? give an example of this type of plate boundary. 2. at which plate boundary do rifts and mid-oceans ridges form? give an example of this type of plate boundary. 3. at which plate boundary do plates slide past each other while moving in opposite directions? give an example of this type of boundary.