Answer:
They established of a postal system
The spread of weapons that used gunpowder
The extension of the grand canal in China
The invention of new medicines
Explanation:
The Pax Mongolica refers to the stabilizing impacts of the conquests of the Mongol Empire on the social, cultural and economic life of the citizens of the vast Eurasian territory that the Mongols conquered in the 13th and 14th centuries.
Answer:
B. Jejunum
Explanation:
The segments constituents of the small intestine, in order from stomach to large intestine are: C. Duodenum, B. Jejunum, and E. Ileum.
Answer:
Water molecules are broken down into H+ ions, electrons, and oxygen molecules. The water molecules provide the H+ ions and electrons that are used in the light-dependent reactions.
Explanation:
Energy and carbon dioxide and water