Each gene might have different forms, and these are called alleles. The diagram shows the relationship between the cell, its nucleus, chromosomes in the nucleus, and genes.

It is often difficult to advocate for the importance of gene inheritance and transmission. After all, why should anyone care about Mendelian genetics? Mendel did excellent work, but his research ...

Where are these genes found, and how does this non-nuclear inheritance occur? But why is leaf color in Mirabilis determined by only one parent—in this case, the maternal parent? The answer to ...