During the 1960 debates between the two candidates, Americans for the first time could tune in and watch the debates on television, or listen on the radio. ... When they turned on their television sets, they saw a tired Richard Nixon and a tanned, fit John Kennedy
Myasthenia gravis is caused by an error in the transmission of nerve impulses to muscles. It occurs when normal communication between the nerve and muscle is interrupted at the neuromuscular junction, the place where nerve cells connect with the muscles they control.
Answer:
The answer is D
Explanation:
This is so because these joints ,the rounded head of the bone fits into the socket (concave articulation) of the adjacent bone.