That depends on factors such as gender age and activity levels. About 30 calories per kilogram is a good ball park figure.
i think its called subsistence level
Basal metabolic rate.
In order for anything to be alive, it has to carry out all seven life processes
respiration
Photosynthesis :)
Animals carry on their activities by eating organisms or making their own food to get energy. They then use this energy for their processes and activities.
non spontaneous process happen in the universe but energy has to be provided to them . the free energy change of such processes are positive . the amount of temperature has to be increased to carry out such reactions
Energy.
energy
Energy.
photosynthesis
Organisms must have cells , must reproduce, respond to stimulus and reproduce to carry on the processes of life. They also ought to have energy to perform the various processes.