Achild's fear at the sight of a hypodermic needle is a(n):
a. unconditioned response.
b. unconditioned stimulus.
c. conditioned response.
d. conditioned stimulus.

According to ainsworth's research, in a new situation such as beginning child care placement, which children will be most likely to go to their mother for comfort when she returns? a. disorganized-disoriented b. insecure-ambivalent c. insecure-avoidant d. securely attached

In multiple sclerosis, the immune system destroys the substance that coats and protects nerve fibers in the brain and spinal cord. this causes inflammation and injury to the nerves, and the axons don't conduct impulses as well.

Brainliest what are fingernails made of?