If frank has schizophrenia, how likely is it that his identical twin brother will also have schizophrenia?

"it is true that we are called a democracy, for the administration is in the hands of the many and not the few." pericles athenian statesman, 5th century b.c.e. what kind of democracy is pericles referring to? - pericles athenian statesman, 5th century b.c.e. a.representative democracy b.parliamentary democracy c.direct democracy d.presidential democracy