Question

Male egg cell has long tall
Why

Answer 1

That is the major reason why egg is so much larger. In addition, egg contains almost all organelles, materials, and nutritions for zygote growth. However, a sperm only contains haploid chromosome and certain mitochondria for movement. This is the second reason why egg is larger than sperm.

Answer 2

male egg cell i.e sperm have a log tail as it have to enter the womens vagina and fertilize the egg , the long tail helps in the locomotion .

hope it would be helpful for you !