Nterms of brain size and overall intelligence, which of these best describes hominid evolution over the last few million years?

Which of the following is not a way in which a vascular plant's xylem and phloem are similar?

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?

There are specialized producers that live in warm water vents deep in the ocean. these producers do not per-form from photosynthesis, but instead perform a similar process with iron and other chemicals. why do you think these producers use this process instead of photosynthesis?