Answer:
Eating junk food on a regular basis can lead to an increased risk of obesity and chronic diseases like cardiovascular disease, type 2 diabetes, non-alcoholic fatty liver disease and some cancers. We know Australian's eat too much junk food. 35% of adults' daily energy intake (kilojoules) comes from junk food.
This is because when Mendel did it, he knew that peas are easy to raise, have plenty of offspring, fertilize themselves, and have varieties in genotype and phenotype that are easily observable.
