The neurons of your brain specifically. These cells are the functional processing units. There is another neuronal cell type knows as glia which is also important in brain function, and out numbers your 100 billion neurons or so by about 5:1, however they are believed to have less of a functional calculation role and more of a supportive and maintenance role within your brain.
But you as an organism gather information and carry out a response, your brain is what lets you do this.
what spacecraft does not carry humans it gathers data about objects in slace and sends information to Earth
Landsat
Input
A program can gather information from the outside world through various means such as user inputs, sensors, APIs, databases, and network connections. This information can be used to make decisions, perform calculations, display results, or interact with other systems.
Mainly telescopes, satellites, etc.
Judgment
it gathers information about space without a crew
brain stem
It responses
The DNA carries all the information for a cell.
CIA.
it's the semicircular canals