How does smoking cause
cancer?
a. Exposure to smoke causes infections in your lungs
(b. Exposure to smoke damages your cells' DNA
c. Exposure to smoke strips protective layers of tissue
from your mouth and throat
d. Tobacco residue gradually builds up and forms tumors
in your lungs

Who is responsible for regaulating noise pollution

Gregory was caught smoking marijuana on his school’s campus during lunch. this is not the first time gregory has violated the school’s drug-free policy. his principal has decided to expel him, and he may face fines and time in a juvenile detention facility. gregory faced consequences when he was sent to juvenile detention after repeatedly violating the school’s drug-free policy.

Diagram the passage of food through the digestive system. label the organs involved in digestion and absorption and identify the sites where carbohydrates, proteins, and fats are digested.