A Regenerated Fiber Can Be Derived From

Question: A regenerated fiber can be derived from:

Answer: Cellulose.

Question: Which is NOT a synthetic fiber?

Answer: All of the above are synthetic.

Question: Nuclear DNA typing can be most successfully accomplished on hairs that have been removed during which stage of growth?

Answer: Anagenic

Question: A fiber whose microscopic appearance includes being ribbon-like in shape (flat) with twists at irregular intervals is:

Answer: Cotton.

Question: Which part of the hair shaft is most resistant to chemical decomposition?

Answer: Cuticle

Question: Which race is most likely to have head hair with continuous medullae?

Answer: Mongoloid

Question: Which would produce “fingerprints” of the fibers?

Answer: Infrared spectrophotometry

Question: The central canal running through many hairs is known as the:

Answer: Medulla

Question: Microscopic hair comparisons must be regarded by police and courts as:

Answer: Presumptive.

Question: Forcibly removed hairs are most likely to provide useful DNA evidence because they bear:

Answer: Follicular tissue.