Answer:
Be
Beryllium
Explanation:
number of protons = atomic number.
number of electrons = atomic number
Answer:
Overfishing can have an adverse effect on marine biodiversity. ... Overfishing can wreak havoc and destroy the environment and marine ecology and completely disrupt the food chain. For example, herring is a vital prey species for the cod. Therefore, when herring are overfished the cod population suffers as well.
Explanation:
Answer:supports the body
facilitates movement
protects internal organs
produces blood cells
stores and releases minerals
Explanation:
The skeletal system in animals helps in their movement, support and to maintain their shape.In humans ,it consists of bones,which works closely with the muscular system.unlike worms and arthropods that have hydrostatic and exoskeleton respectively, humans have endoskeleton.the bones have the following functions;
*It allows the animal move . The skeleton provides support for the body and through the flexible joints ,the body is able to move
*The skeleton protects the internal organs of the body by protecting them against impact.for examples,the ribs protect the lungs and the skull protects the brain.
*Certain cells in the bone produce immune cell and important components of the bone
*The bones also regulate the level of calcium in the blood
It is because that's a place where no one lives so they're safe.
