When Renee was 11 months old, she was injured in a car crash. She was in a coma for almost a year and then spent many months of recovery from a brain injury. By her third birthday, although she is making good process, she has not yet spoken, and her parents are fearful that she will never speak. The doctors, however, feel confident that Renee will learn to speak. This is because language learning in the first four years is NOT a .

CRITICAL PERIOD

Explanation:

This is a phase when the connections of the brain cells are receptive and plastic to a certain form of experience in life. During this period, synaptic connections usually mature and stabilize after this window of time and the wiring becomes harder to change. Renee's case is below the age of 5 and has not reached puberty, that is why the doctor is very confident.

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.        

d.

thist title points out that you are explaining the nature of the u.s. government. it is the most specific. a representative government consists of a government where decisions are taken according to a voting system. the most essential aspect of a representative government is found in the different structures where voting rights are granted to different groups of people. for example, voting for governor, mayor, president, local police chief etc.