Headaches blurred vision and a sore neck can be caused by poor placement of the

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?

The polio virus can cause skeletal muscle paralysis by destroying neuron cell bodies. what area of the spinal cord is destroyed

Everything in the universe originated from a single point. how was it possible for everything in the universe to have occupied a single point in space?