Suppose you were able to watch all of the stages of succession in an area from the beginning to the end. Choose primary, secondary or aquatic succession and explain what you would see at the beginning (including what might have triggered the event if applicable), and the stages in between and at the end of the succession process. Be sure to use any relevant vocabulary from the lesson.

satellites are frequently used to make observations of the orbit on earth

these muscles maintain the blood pressure in the vessels. the smooth muscles are innervated by nerves of the autonomic nervous system. when the muscles contract, they cause vasoconstriction of the vessels and increase blood pressure. when the muscles relax, they enable vasodilation of the   blood vessels hence reduce blood pressure.  

i took a test for bio that had this question and these were the correct answers, not sure if this is any now lol

the nervous system and the muscular system work together.  

sweat reaches the surface of the skin and evaporates into the air.

muscles underneath the skin relax, causing hair on the skin to lay flat.