Describe and explain features of vegetation in the tropical rainforest . include -buttress toots fan palms lianas

Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed

Name the three types of population distribution

Who developed the theory of plate tectonics?