When the Middle East, China, and Mesoamerica developed agriculture, what were their main food crops?

Prominent crops in Mesoamerica eventually included avocados, cacao, chili peppers, cotton, common beans, lima beans, corn, manioc, tomatoes, and quinoa (Chenopodium quinoa).

life would be meaningless without memes

both male and female gametes are produced by meiosis of the germ cells. therefore, both male and female gametes are haploid. one male and one female gamete unite during the fertilization to form the diploid zygote. in seed bearing plants, pollen grain is the male gametophyte, which produces sperm cells.