dancemomsrule1 dancemomsrule1 03-10-2018 Chemistry contestada Which of the following characteristics differentiates an autotroph from a heterotroph? Question options: A heterotroph must obtain its energy from an autotroph or other heterotroph. Autotrophs only obtain their energy from the Sun. An autotroph can only obtain its energy from a heterotroph. An autotroph must obtain its energy from a heterotroph or other autotroph.. Heterotrophs only obtain their energy from the Sun. A heterotroph can only obtain its energy from an autotroph.