Answer:
<em>The answer is </em><em>A</em>
Explanation:
<em>Because each part of Earth does have its natural resources.</em>
<em>Not all the places have the exact same resources to make medicine for example they have to adapt to their surroundings and make the most out of it, or if they have the option they could import some ingredients for the medicine.</em>
<em>So basically The answer is option A each place has different kinds of resources and advantages.</em>
<u><em>Hope I Helped</em></u>
Proteins are the macromolecules made of hundreds of amino acids. Proteins are most varied class of biological molecules and show the greatest variety of structures. Many have detailed three-dimensional folding patterns that result in a compact form, but others do not fold up at all and they are in random conformations. The function of proteins depends on their structure.
The secondary structure of protein fold together to form the 3D arrangement of a polypeptide chain that results into Tertiary structure which is a functional protein.
B because when ice melts it doesn't stay in the same form