Realistic fiction...my favorite genre :)
If it could not really happen, and has nothing to do with science, it is probably called ficion, or fantasy.
Death
what is the cause of a heartattack ?
"It really really really could happen Yes it really really really could happen When the days they seem to fall through you Just let them go" by Blur
yes
you could just summarize events that happen in chronological order.
No, there are no such things as vampires.
think of what could really happen
probably not...
Yes. This could happen to most aircrafts if they don't be really careful.
It either undergoes Anaerobic or Aerobic Cellular Respiration.
A contemporary fiction novel like "Big Little Lies" by Liane Moriarty is set in the present and involves events such as school politics and relationships that could realistically happen in real life.