Most experts recommend that an infant's first solid food be
A) thoroughly cooked or pre-packaged multi-grain cereals.
B) a source of protein, such as ground chicken.
C) an iron-fortified single-grain cereal, such as rice.
D) one or two fruits that the baby seems to prefer.
C
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Frankie, age 5, was in a car accident and suffered a brain injury. According to research on plasticity, what three factors will determine how well Frankie's brain compensates for the injury?
What will be an ideal response?
Early signs of giftedness include all of the following EXCEPT
a. the tendency to seek out older children and adults. b. talking in complete sentences as early as two or three years of age. c. showing kindness and understanding toward others. d. being absentminded and disorganized.
According to the Yerkes-Dodson law, optimum performance occurs at higher levels of arousal for simple tasks and lower levels of arousal for complex tasks
Indicate whether the statement is true or false
How do gene knockout studies help to identify the contribution of specific genes to intelligence?
a. After removing or suppressing a portion of genetic material, scientists can look for changes in intelligence. b. After inserting genetic material, scientists can see how intelligence has changed. c. Scientists can rank animals in terms of intelligence, and then see how the most intelligent animals differ genetically from the least intelligent. d. By allowing scientists to compare identical and fraternal twins.