One of the General Principles of Biology That Was Accepted

Multiple Choice

One of the general principles of biology that was accepted before much was known about genetics was that

A) heredity occurs within species,and species "breed true."
B) hybrids can form occasionally from any two parents.
C) mythical monsters can no longer be found on Earth.
D) traits are transmitted directly.
E) traits of both parents are blended in the offspring.