The First Cells Must Have Been Simple, Single-Celled Organisms Similar

question 2

Short Answer

The first cells must have been simple, single-celled organisms similar to modern _______________.

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Definitions:

Process Variable

A measurable quantity representing a condition essential to a process, such as temperature, pressure, or flow rate, monitored to control or optimize the process.

Control Element

A component used in control systems to modify or manage the control process, such as a valve or switch.

Actual Output

The real, measured output of a system or process, as opposed to expected or theoretical outputs, used for performance assessment and adjustments.

Desired Output

The intended result or effect that a system or process aims to achieve.