From which plant is the substance obtained that is commonly known as smack or heroin?

Which of the following is known as 'brown sugar'?

Given below are two statements with respect to the neurotransmitter,$Dopamine$.
Statement-$I$: Degeneration of $Dopamine$-producing neurons causes $Parkinson's$ disease.
Statement-$II$: $Dopamine$ level increases due to cocaine.
Choose the most appropriate answer from the options given below.

Identify the drug molecule from the skeletal structure shown below.

Which of the following side effects are observed in females due to the use of anabolic steroids?

Read the following statements:
Statement $I$: Morphine is obtained by acetylation of Heroin.
Statement $II$: Cannabinoids are known for their effect on the cardiovascular system.
Which of the following options is correct with reference to these statements?