Explosive devices often use chemicals, such as ammonium nitrate and gunpowder, and components commonly used in electronic devices. because of this, why is it especially important for investigators to gather fragments of components and unexploded residue?

a) to identify victims of the explosion
b) to determine the motive for the bombing
c) to determine the source of the materials
d) to determine the damage caused by the device

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain

Variety of living organisms; includes genetic, species, and ecological types.

What is the difference between sex-linked traits and autosomal traits in humans? a. sex-linked traits can only be passed from fathers to sons, while autosomal traits can be passed on from both parents to offspring of any sex. b. sex-linked traits are passed on through the x and y chromosomes, while autosomal traits are passed on through the other 22 chromosomes. c. sex-linked traits only affect females, while autosomal traits affect both males and females. d. sex-linked traits refer to genes that are on the x and y chromosomes, while autosomal traits refer to genes on all 23 chromosomes.