Catalysts lower the activation energy for reactions. The lower the activation energy for a reaction, the faster the rate. Thus enzymes speed up reactions by lowering activation energy. ... The binding of a substrate to an enzyme active site is termed the "enzyme-substrate complex.
The main idea of this paragraph is A
Deep ocean trenches, volcanoes, island arcs, submarine mountain ranges, and fault lines are examples of features that can form along plate tectonic boundaries.
Explanation:
Verkhoyansk Mountains, also spelled Verkhoiansk or Verchojansk, Russian Verkhoyansky Khrebet, mountains of Sakha (Yakutiya), far northeastern Russia, extending for 700 miles (1,100 km)—in a huge arc parallel to and east of the lower Lena River—to the Laptev Sea.
