Budding is the predominant mode of asexual reproduction in sponge. Budding is a asexual reproduction in which a new organism develop from outgrowth or from bud due to cell division at one particular site. A small rounded outgrowth on asexually reproducing organism is cabable of developing into new individual
Evolution would be the answer you may be looking for.
The calcium present in the milk acts as a fertilizer, for the growth of pumpkin size.
Explanation:
Scientific answer: Milk contains nutrients, minerals mainly calcium which are good for the growth of the plant as a fertilizer.
Milk gets readily absorbed by the roots due to the solubility of nutrients in milk.
The root hairs of the plant transport the calcium to the other parts like stem.
This will only help when all other factors of plant growth are present as sunlight, water other than fertilizer.
Non-scientific question:
The Hypothesis here is those pumpkin plant fed with milk are bigger on size.
Also injecting stems with milk would cause no good.
Pumpkin plants fed with milk and some plants fed with water are compared, we get the result that giant pumpkins are one that are fed with milk. This is statistical analysis.
A allele is a different form of gene