Answer:
Explanation:
protection
1. It protects our internal organs.
2.The skull protects the brain; the thorax (sternum, ribs and spine) protects the heart, lungs and other viscera
muscle attachment:
1. attach many skeletal muscles across joints
2. when one muscle flexes (or contracts) the other relaxes
movement (at joints);
1. when one muscle flexes (or contracts) the other relaxes
2.movement of limbs, and stability, such as the stability found in the bones of the skull.
storing calcium and phosphorous:
1.The bone stores 99% of the body's calcium and 85% of the phosphorus.
2.If blood calcium gets too high or too low, the muscles and nerves will not function.
blood cells and platelets production:
1.Red blood cells, most white blood cells, and platelets are produced in the bone marrow, the soft fatty tissue inside bone cavities.
Answer: The biggest threat that global warming is starting is that there is a lot of carbon dioxide in the air the carbon dioxide warms the earth and its a threat to the wild life even the cold areas like Alaska, polar bears are in vulnerable right now and the narwhals, they are close to being extinct which isn't good some people ride bikes then drive cars to stop the carbon from making it worst anyways riding a bike is good exercise use a scooter then drive a car that has gas use a skateboard there are so many things we can use then a car and cars are expensive but using something else that doesn't has gas is good for the environment even the smallest thing helps the planet.
Explanation:
Answer:
Anabolic steroid abuse has been associated with a wide range of adverse side effects ranging from some that are physically unattractive, such as acne and breast development in men, to others that are life threatening, such as heart attacks and liver cancer.
Explanation:
hope this works
B. You have to calm down to get ur resting heart rate.
Answer:
Nerve cells in the part of the brain called the substantia nigra
Explanation:
