It makes his results more reliable because if he is using many pea plants, then it is more likely that he is right if most of the plants are one result.
By using so many plants, Mendel made sure that his results were credible and that his genetic trait ratios between the plants were consistent and precise. Using a large number of subjects reduces the chances of having outliers in the data set.
Organic molecules are unlikely to accumulate in the environment<span> today because </span><span>living organisms such as bacteria are likely to interfere in the process by breaking down the organic molecules. So the answer its D</span>