Answer: it produced oxygen as a waste product
Explanation: there was more free oxygen
The answer for this is legumes.
Eruptions at shield volcanoes are only explosive if water somehow gets into the vent , otherwise they are characterized by low-explosivity fountaining that forms cinder cones and spatter cones at the vent, however, 90% of the volcano is lava rather than pyroclastic material.
Answer:
their nuclear material is naked not membrane bound
The answer to this question is D
.