Omg going to say A I could be wrong
Angiosperms can use Insects animals and wind but not water.
so your answer is water.
O+ (O positive) if you have neither A nor B antigens but you have rhesus antigens.
They are involved in a chemical digestion.
Chemical digestion involves breaking down the food into simpler nutrients that can be used by the cells. It begins in the mouth when food mixes with saliva which contains enzyme salivary amylase that breaks down carbohydrates. It also occurs in the stomach where HCl and pepsin forms chyme and small intestine especially in the duodenum.
