Answer:
B Two countries have different natural resources
Explanation:
The correct answer is letter D
Explanation: The Islamic world has a rich artistic tradition of creating highly geometric and symmetrical ornaments. The process of creating Islamic tiles has improved over the centuries. The Palaces of the Alhambra in Granada and Alcazar in Seville, as well as the great Mosque of Cordoba in Spain are examples of the wide variety of geometric patterns on their floors, walls and ceilings.
In 1952, chemists Harold Urey and Stanley miller mixed ammonia, methane, and hydrogen in a closed container, zapped it with electrical sparks, and found that they had created many amino acids.
What are Amino Acids?
Organic substances known as amino acids have both amino and carboxylic acid functional groups. Although there are hundreds of different amino acids in nature, proteins, which are made up of alpha-amino acids, are by far the most common.
According to the positions of the primary structural functional groups, amino acids can be categorized.
To know more about amino acids, click here:-
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