a radio
program
take
notes
join
gangs
do
research
identify socioeconomic
factors
be on the
rise
carry a
gene
be inclined
to violence
shed
light on
gang
violence
antisocial
behaviour
become
widespread
biological
explanation
predict
the topic
hereditary
factors
carry out
a study
criminal
behaviour
physiological
factors
it comes
down to
chemicals regulate
our mood
establish a direct
connection/link
prone to
violence
be resistant
to its effects
choose a violent
lifestyle