Chris's biological sex is female, but he identifies himself as a male. chris participates in activities that are viewed as male by his culture. chris can be described as homosexual. stereotypical. bisexual. transgender.

He would be identified as transgender seeing has he was born a female yet identifies himself has a male. 

Homosexual - straight
bisexual - likes both genders
Stereotypical - someone who fits an image that is typically described as being one thing, jocks, preps, nerds, etc.
transgender - a person who identifies as a different gender than is their biological sex

Sodium is the answer

Smoking damages the respiratory system by inhalation of a foreign substance, that is absorbed and residue is left behind on our lungs sponge like substance. the gas that is inhaled also increase your blood pressure and dilates your blood vessels. also the process of inhaling and exhaling the smoke it causes irritation to the throat and mouth. smoking can cause lung cancer and other respiratory and circulatory diseases.