Jellyfish do not have a central nervous system.
Squids which belongs to Cephalopoda (class of Mollusca) have the most complex nervous system of the invertebrates. They have well-developed senses and large brains. So, they are considered as the most intelligent of the invertebrates.
Dolphins, on the other hand, are regarded as one the most intelligent animal.
Lipids are hydrophobic is the answer you are looking for.
Answer:
There are two answers to this question. Gold or Aluminum.
Answer:
The removal of soil will increase the rate of erosion and the flattening of the mountain will change the direction in which water flows off of the mountain.