What does it mean for a trait to be Mendelian?(1 point)

Question

Responses

The trait is affected by only one gene
The trait is affected by only one gene

The trait can be placed in a punnett square
The trait can be placed in a punnett square

The trait has only 2 alleles, but can have any number of phenotypes
The trait has only 2 alleles, but can have any number of phenotypes

The trait has only 2 possible alleles. One is dominant, the other is recessive.
The trait has only 2 possible alleles. One is dominant, the other is recessive.

Answer 1

The best response that encapsulates the meaning of a Mendelian trait is:

The trait is affected by only one gene.

While it is true that many Mendelian traits can be represented in a Punnett square and often have a dominant and recessive allele, the fundamental characteristic of a Mendelian trait is that it is determined by a single gene.