Answer: D
Explanation: I Googled it
I think it would be more like a book of blue prints because you have so much in your DNA like a book but one blue print just shows you one structure. <span />
An atom that gains a negative electron, it becomes a negative ion. If it loses an electron it becomes a positive ion. Some atoms lose electrons and become positive ions. Others gain electrons and become negative ions.
The analysis ToolPak is an add-in for Microsoft Excel program. The analysis ToolPak contains data analysis tools that can be used for financial, engineering and statistical data evaluation. The analysis Toolpak can be activated through the following sequence of steps;
File-->Options-->Add-ins -->Manage Excel Add-Ins --> Go.
Answer:
Determining a substance's physical or chemical identity. What are the two main requirements for identification? The adoption of testing procedures that give characteristic results for specific standard materials and the number and type of tests needed to identify a substance to exclude all other substances.