Determine for Each of the Impressions Listed Below Which Characteristics

question 1

Essay

Determine for each of the impressions listed below which characteristics are class characteristics and which are individualizing characteristics.
a.Screwdriver pry mark: 0.5 inch wide,filings of stainless steel imbedded in mark,rounded edges,center half-circle groove,3 wide striations near one edge,7 narrow striations near one edge
b.Two-dimensional footwear impression: Nike brand,11 inches long,wear pattern on back outside edge,4 inches wide at arch,gouge at back heel,"Nike Air" imprinted on arch
c.Recovered bullet: .22 caliber,deep striation in one land,left-handed twist,13 fine striations in one groove,5 grooves around periphery,79% lead composition

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Definitions:

Neural Connections

Neural connections, known as synapses, are the points at which neurons communicate with each other through neurotransmitters.

Diencephalon

The diencephalon is a division of the brain located between the cerebrum and the midbrain, comprising structures such as the thalamus and hypothalamus, involved in sensory and neural function.

Basal Nuclei

Groups of neurons located deep within the cerebral hemispheres that are involved in controlling movement and coordination.

Muscular Activity

Physical actions or movements resulting from the contraction and relaxation of muscle groups.