Dramatic biological changes, caused by a cascade of different hormones, that occurs during adolescence is referred to as what?

The cascade of different hormones, that occur during adolescence is referred to as puberty.

Explanation:

Puberty is defined as a period of sexual maturity when Reproductive organ of the individual become functional. This results from several hormonal changes that take place in the body during this period.

In males, puberty is characterized by onset of spermatogenesis and in females, it is characterized by onset of ovulation or menstrual cycle.

During puberty, the individual develops secondary sex characters.