By the time a child is about three, about how many brain connections will be present on average? (a)one hundred (b)one million (c)one billion (d)one trillion

What is an example of providing positive feedback in communication

Are needed by the body in large amounts in order to maintain good health

Awoman comes to your genetic counseling center because she knows that huntington disease occurs in members of her family. her paternal grandfather was afflicted, but so far her father shows no symptoms. her two great-great grandmothers on her father's side were healthy well into their 90s, and one of her great-great grandfathers died of unknown causes at 45. testing for huntington disease is extremely expensive, but she is concerned that she may fall victim to this disease and wants to plan her life accordingly. after examining her pedigree you advise her to