Only after pollination can the next process occur – fertilisation - when the pollen carried from another plant fertilises a female ovule to make new seeds.
They vary from the delight that megafauna provide those visiting a safari park to the more prosaic: pollinators fertilising crops; earthworms keeping the soil healthy.
Only after pollination can the next process occur-fertilisation-when the pollen carried from another plant fertilises a female ovule to make new seeds.
医学百科 The Medicine Book (Big Ideas Simply Explained)
In vitro fertilisation, IVF, in which a human egg is fertilised with sperm in a laboratory and then implanted into the womb as an embryo, led to more than 8 million births over the next 40 years.