The diagram above illustrates a type of plate boundary. Which crustal feature is most likely to form at this type of boundary? A. Trench
B. Ridges
C. Tsunami
D. Earthquake

How is the male reproductive system different from other body systems? it isn’t necessary to vital signs. it monitors other body systems, and adjusts if necessary. it transports items from one system to another. it is the only system that produces hormones in the male.

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?

What is the next step in muscle contraction after the actin changes shape? (apex)