Explanation:
D. A change in the amount of polar ice will alter how ocean currents move.
Spongy bone has trabecular which serve as reinforcing plates against a force. The loss of spongy bones causes weakening of the internal support that the compact bone requires and the entire bone breaks.
The pyloric sphincter is compose of smooth muscle and is located between the pylorus in the stomach and duodenum of the small intestine. In digestion, it serves as a valve controlling the flow of food thus it prevents the contents of small intestine backing up into the stomach.
They were adapted to an environment and once it is taken away the plants will slowly start to die. I'm not 100% :)
Answer: look at the picture
Explanation: Hope this help :D
