The end result of metabolism is a cellular energy unit called
ATP. So the correct option in regards to the given question is option “d”. Metabolism
is a process that helps in chemical transformations within the cells of all
living organisms. Metabolism actually helps an organism to grow, reproduce, and
respond to the changes in the environment and also to maintain their own
structure. Metabolism can also be divided into two parts and they are anabolism
and catabolism. Without metabolism it is not possible for any organism to
survive.
