4)
How did The Crusades contribute to the Age of Exploration?

They created a desire to spread Christianity among the American natives. B) They created a desire in Europe for new products and new trade routes to the East.

Explanation:

the answer is a) high entry costs

the of atp are the key to its ability to store and supply energy;

phosphate

the phosphate groups of atp are the key to its ability to store and supply energy. atp releases energy when it breaks bonds between its phosphate groups.