Which step in the examination of fibers would logically be taken first?

Before the twentieth century, all fibers were what?

A human head hair is best characterized by what?

Questioned documents include which of the following?

Type AB blood contains which of the following?

To perform standard/reference hair sampling, the collection of a minimum of ________ full-length head hairs and ________ full-length pubic hairs from the victim is recommended.

Which characteristic would be least useful in identifying a mineral crystal?

Which coat represents the “eye appeal”?

Which is an advantage of working with short DNA fragments?

Small amounts of blood are best submitted to a crime laboratory: