When someone is HIV positive it is their immune system is deficient this can lead to AIDS or other serious infections
Your answer could be Chemical
Touch would be the feeling of the perfume/ touch
Light would be the vision
Sound would be the hearing/ sound
Hopefully, this make it more understanding
Effective against viruses.
Answer:
plants are the things that gives oxygen to breathe
they function through the energy given by the the sun and the minerals from the roots
Explanation: