Compact bone is the denser, stronger of the 2 types of bone tissue. It can be found under the periosteum and in the diaphyses of long bones, where its provides support and protection.
Answer:
B. IT IS A HIGH POWER PLANT EFFIENCY
Answer:
An otter's den is called a holt or couch.
Explanation: Otters are found almost all over the world and in many wet habitats, such freshwater rivers, lakes, oceans, coastlines and marshes. Most otters live in dens — built by other animals, such as beavers — that are dug into the ground that have many channels and dry inner chambers
Since they have no predators the zebra mussel population will grow rapidly. Whatever the zebra mussels consume will have a major decrease in population since there are so many zebra mussels.