Answer
The fact that many human traits are determined by a combination of genetic and environmental factors is referred to as multifactorial transmission.
Explanation
Multifactorial transmission that is determined by a connectivity of genetic and environmental fact is defined as, many factors which are concerned in generating a delivery error. The factors are mostly transmitted and the environment in which there is a blend of genes of parents male and female both. it also can be said that hidden environmental factors contribute to the characteristics and creates a condition.