Crime scene investigator Calvin Miller finds a firearm left at a scene. He takes an evidence collection box, picks up the gun by sticking his pen in the barrel, deposited it into the box, and seals it for delivery to the lab. He then sees three bullets lodged into the wall. He takes a set of tweezers and pulls out each bullet, until it is free from the wall, and then places them together in a small paper bag to be sent to the lab. What, if anything, did he do wrong in the collection process?

Answer:

First, he stuck his pen in the Barrel of a hot gun which isn't safe, and second, he used a personal pen that can have his DNA on it.

Explanation:

He used a personal pen that could have his DNA on it, first sticking it in the unsafe barrel of a hot gun.

All known organisms,  require deoxyribonucleic acid, a polymer comprised of two polynucleotide chains that coil around one another to create a double helix, to develop, function, grow, and reproduce. DNA and ribonucleic acid are examples of nucleic acids.

A creature's DNA contains the instructions needed for it to develop, endure, and procreate. In order to carry out these functions, DNA sequences must be converted into messages that can be used to build proteins, which are the complex molecules that do the majority of the work in our bodies.

A complex molecule called deoxyribonucleic acid contains all the information needed to build and maintain a creature. A component of every living thing cell is DNA.

To learn more about DNA

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