The main energy source needed to perform metabolic processes in a single-celled organism, as indicated by the activity in the diagram, is c. ATP (adenosine triphosphate). ATP is the primary energy carrier in all living cells, providing the energy required for various cellular activities.
A single-celled organism is represented in the diagram shown below. An activity is indicated by the arrow.
Which substance is the main energy source needed to perform this process?
a
Photosynthesis
b
Enzyme
c
ATP
d
DNA
1 answer