Exam 4: Genetics, Evolution, Development, and Plasticity

 Which statement most accurately describes embryonic development of the nervous system in humans?

 The function of neurotrophins is to ____.

 Proteins called ____ bind DNA into a shape that is more like string wound around a ball.

 Karl has had a stroke caused by ischemia. His doctors attempted to minimize damage due to the stroke by administering a drug that ____.

 Jasmine is pregnant with her first child. She is curious about how much alcohol, if any, she can drink without worrying about the negative effects on her child?

 Organisms that help those they recognize as capable of returning the favor are displaying ____.

 Focal hand dystonia, sometimes called "musician's cramp," is caused by ____.

 Axons are usually formed before the dendrites.

 Describe how phantom limb sensations that seemingly come from a missing hand might occur when the face is touched.

 Sex-limited genes are found on ____.

 Alcohol suppresses the release of ____, the brain's main excitatory neurotransmitter.

 After damage to a set of axons, neurotrophins induce nearby ____.

 Suppose that adopted children are more similar to their biological parents than their adoptive parents in their preferences for a flavor of ice cream. Which statement is true in this circumstance?

 After cells have differentiated as neurons or glia, they ____.

 On a given trait, high heritability suggests that ____.

 The results of several studies of facial expressions in people who were born blind suggest ____.

 How is it possible to prevent the intellectual disabilities that are generally associated with PKU?

 Removal of ____ turns genes off.

 Apoptosis ____.

 A person with two recessive genes is considered to be ____ for that trait.