We produce many more synapses than we need, and then retain only those that are used in a "use it or lose it" fashion. what does this demonstrate?

Answer;

The important role of experience in wiring the brain

Explanation;

-Brain development involves creating, strengthening, and discarding connections among the neurons; these connections are called synapses.

-These synapses organize the brain by forming pathways that connect the parts of the brain governing what we do.

-At birth the synapses present are those governing our bodily functions such as heart rate, breathing, eating, and sleeping.

name and explain one of the event that occurs during meiosis that increases the variation in offspring even more than simple reproduction?