A forensic anthropologist examines the upper arm bones of a single individual. She notes that the diameter (thickness) of the left arm bone is significantly larger than that of the right arm bone. From this she can infer that:

The use of left arm is more compared to right hand

Explanation:

In the given question, the anthropologist when examines the left and right arm he found that the left arm is thicker than the right arm.

The more thickness of the left arm signifies that the person uses his left arm for the muscular work as the more use of hand increases the deposition of the calcium phosphate and sulfate in bones along with other material which increases the thickness for the bones and increases the strength.

Thus, The use of the left arm is more compared to the right hand is correct.

answer; a muscle cell, another neuron and a of the above

answer: the blood-brain barrier is a layer of specialized membranes and cell processes designed to keep undesirable substances from passing from the bloodstream into the precious tissues of the brain. while the blood-brain barrier does keep most bad things out of the central nervous system, it is not impermeable.

explanation: