Name an opioid drug and its source plant. How does the drug affect the human body?

Name one plant and the addictive drug extracted from its latex. How does this drug affect the human body?

Name the largest gland of the human body?

Name the plant souce of the drug popularly called 'smack'. How does it affect the body of abuser?

Describe opioid drugs.

Name the source of statins. How does ths molecule function in our body?

Name the largest gland of human body.

Name two hypnotic drugs?