The skin is an example of a non-specific defense.
For example, bacteria or diseases have trouble entering a healthy person's skin because it is formed by closely packed cells with multiple layers and a substance called keratin that protects is.
On the other hand, the immune system is a specific defense mechanism.
When bacteria is able to enter the body in cases of fever for example, the immune system is activate and sends out protector cells such as the white blood cells to combat infection.
I think that the worse the quality of the water is the more negative effects it is going to have on the salamanders and the better the quality of the water is the more positive effects it is going to have on the salamanders because the in other study’s the more polluted a body of water was the more defects animals had that used that body of water
false
Explanation:
a theory is a sysetm of ideas intended to explain something. not yet proven.
Answer:
do you mean name of the duck baby and name of the monkey baby?
<span>Sympathetic nervous system accelerates the heart rate, decrease movement of the large intestine, and perspiration. The sympathetic pathway is arranged in sequence which is: craniosacral origin, short preganglionic fiber, ACh release at ganglion, long postganglionic fiber, ACh release at effector. The identical pathways of the axon in sympathetic preganglionic are ventral root, spinal nerve, ramus commucans, and sympathetic trunk.</span>