The progeny has one set of genes from its mother and another set from its father.
<span>Linus Pauling
Hope this helped. Good luck!</span>
The best question for this experiment is How does the composition of the soil affect the pH of the rainwater?.
<h3>What are the best factors being studied?</h3>
The main factors based on the description are:
- The pH of the rainwater: This is the factor manipulated by the researcher.
- The aluminum concentration: This is the factor researchers are evaluating.
<h3>What is the best question?</h3>
The best question would be one that relates the main two factors. Based on this, the best question would be: "How does the composition of the soil affect the pH of the rainwater?".
Learn more about rainwater in: brainly.com/question/14295571