The colour of the flower in pea is always linked with

In humans,the gene responsible for Phenylketonuria produces multiple phenotypic expressions,collectively known as a syndrome. This gene causes mental retardation,broad incisor teeth,skin pigmentation,and excessive sweating. What is this type of gene called?

When one gene controls two or more different characters simultaneously,the phenomenon is called

The metabolic disorder Phenylketonuria is an example of which type of genetic effect?

$A$ pleiotropic gene

What is it called when a single gene influences more than one trait?