Sensory receptors for the general senses can be structurally different. Receptors for pain, temperature, and very light touch are comprised of . These are also responsible for the sensation of itching

Explanation:

sensory sensory receptors for the general sensor can be structurally different . receptors for pain temperature and very light torch are comprised of skin these are also responsible for the sensation of itching

idk what the options are but

these is a strong electrostatic attraction between the ions hence a lot of energy is needed to overcome this attraction

this is why the boiling points are so high