Question

$\huge\tt{\color{lightblue} \:{good}}\green{evening}\color{white} {!}$
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Answer 1

Explanation:

A mental health disorder characterised by persistently depressed mood or loss of interest in activities, causing significant impairment in daily life.

Possible causes include a combination of biological, psychological and social sources of distress. Increasingly, research suggests that these factors may cause changes in brain function, including altered activity of certain neural circuits in the brain

Good evening ☺️

Answer 2

Explanation:

Functional isomerism: It is the type of isomers formed by compounds that have the same molecular formula but different functional groups. For example, propanone and propanal are functional isomers as they both have the same molecular formula but different functional groups.

good evening dear friend