Discuss the differences and similarities between Alfred Wallace and Charles Darwin in the development of ideas of speciation and evolution by natural selection (6 marks)

The many volcanoes located along the edge of the pacific ocean make up the ring of fire. how does subduction play a role in the volcanic activity in the ring of fire?

2. what process do mrna and trna work together to complete? (3 points)

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?