Answer:Amino Acid
Explanation:
All proteins have amino acids
Basically, the array[ index ] is the name of the object so when you populate the array you'd have statement[s] like:
array[ index ] = new ClassName( arg0, arg1, arg2 );
Contemporary pc operating systems and application software use a Graphical User Interface (GUI), which extensively uses icons, buttons, bars, and boxes to perform tasks.
What is a GUI?
A system of interactive visual components for computer software is known as a GUI (Graphical User Interface).
Compared to MS-DOS and the shell of Unix-like operating systems, a GUI is more user-friendly than a text-based command-line interface.
Objects like icons, cursors and buttons are included in a GUI. Sometimes these elements are enhanced with visual effects like transparency and sounds.
Learn more about Graphical User Interface here: brainly.com/question/14758410
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