If a blood type O had a child with a blood type AB then what is the phenotypic ratio of the offspring

Which best describes the scientific process

Donde se encuentra el adn nuclear en un organismo eucariota?

The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?