I'm not sure but if you are talking about cells I think it is cytoplasm.
It would be B. Less force is needed to move up the ramp
Answer: Two electrons and a hydrogen ion
Explanation: The light reactions use solar power to reduce NADP+ to NADPH by adding a pair of electrons along with a hydrogen nucleus, or H The light reactions also generate ATP by powering the addition of a phosphate group to ADP, a process called photophosphorylation.
the bacteria are provided with regular source of nutrients