Generally, mutations result in reduced protein function or no protein function. A mutation with reduced function is called a leaky mutation because some of the wild-type function “leaks” through into the phenotype. A mutation that results in no protein function is called a null mutation
Answer:
Photosynthesis
Explanation:
Hmmm I am not entirely sure but I think the explanation is that photosynthesis is a process in which simple compounds are used to make complex compounds whereas in the other processes mentioned its vice versa.