Which is needed to obtain DNA from a crime scene or an individual? fingerprints
pedigree analysis
cells
clothing fibers
IS

fingerprints

Explanation:

Deoxyribonucleic acid, which is usually referred to as DNA, contains the information which are vital in the building of an individual. Every individuals has DNA that is in their cells.

To obtain DNA from a crime scene, fingerprints can be used. The fingerprint creates a link between the biological evidence and the suspect during a criminal investigation.

a: the sheep and waste material both release carbon into the atmosphere.

well first you need the sample of the temperature and gas level. i couldnt write a hypothesis unless i had some data. i think temperature changes will effect volumes of gas because gas changed into a solid or liquid at specific temperatures.