Respuesta :

The observable cellular process of  the physical basis of Mendel's law comes from the first division of meiosis,This is further explained below,

To find the "What observable cellular process explains Mendel’s law of segregation?"   we need to know more about Mendel’s law of segregation?

What observable cellular process explains Mendel’s law of segregation?

According to Mendel's Law of Segregation, a diploid organism passes a randomly selected allele for a trait to its offspring, with each parent receiving one allele.

In conclusion, The first division of meiosis , is the physical basis of Mendel's law of segregation.

Read more about Cell

https://brainly.com/question/2622341