A
The nervous system is divided into Central and Peripheral Nervous system
The central is further divided into Brain and Spinal cord while Peripheral NS is branched into motor and sensory and further into somatic and autonomic nervous system
Answer:
The excretory system is responsible for eleminating waste products and filtering body fluids.
<span>Hi
HIV weakens the immune system. At a late stage, so it makes the body vulnerable to infections. It is transmitted sexually or through blood, or the pregnant woman to her child.
HIV is different from other viruses because it attacks the immune system, which normally role combat<span>.</span></span>
