hornworm tobacco (Manduca sexta) vs Tomato Hornworm Here are some great mnemonics

from the upper respiratory airways (nasal cells) to the deepest lung (alveolar cells)

The evidence across multiple large studies is clear: smokers lose hair faster, at higher severity, than non-smokers with equivalent genetic risk

This photograph of a glass of alcohol, cigarettes, and drugs on a table is a powerful image that can be used in several ways

He carried two rare versions of CLTCL1, a gene that affects how cells absorb and recycle material, a process critical for neurons

In 1921 the prestigious cigarette company called Carreras launched the Craven A brand that would go on to become a household name in 120 countries throughout the world