Mendel’s laws were based on observable traits in pea plants…
Mendel’s laws were based on observable traits in pea plants and assumed that each trait was controlled by a single gene with two alleles. As scientists learned more about DNA and chromosomes in the 20th century, they found exceptions to Mendel’s laws. For example, many traits (like height or skin color) are influenced by multiple genes, not just one. Which of the following is TRUE with regard to the scientific process?
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