Scales provide protection, they have lungs for breathing air, internal reproduction allows them to reproduce on land.
i think its called rain but i really not too sure
Answer:
Hormones are chemicals that regulate the level of water in blood and other body fluid. They are produced in glands and release into blood and reach to the target organ to perform the function.
In human body regulation of water is controlled negative feed mechanism. Low water level in the blood is detected by hypothalamus, which sends signal to pituitary gland to release ADH. This travels in the blood towards kidney and effects tubules in nephron to absorb more water. As a result urine volume become less. When blood water level is normal the hypothalamus sends signal to pituitary to stop the release of ADH.
The correct answer is (c) Can move in any direction.
The movement of tectonic plates that led to the shaking of surface of the earth. The energy is released in the form of seismic waves. The place from where the earthquake starts is called focus. These waves are very intense. There are two more types of waves that are responsible for the movement of ground surface. The raylegh wave makes the ground surface move up and down. They cause most of the movement of ground. The side to side movement of ground surface is controlled by love wave.
