QUESTION 24
An hour after going to bed, Mike was so soundly asleep hisparents were unable to awaken him for a scheduled dose of medicine.At this point in Mike's sleep, an EEG would have most likelydetected
| A. | beta waves. |
| B. | alpha waves. |
| C. | REM rebound. |
| D. | delta waves. |
1 points  Â
QUESTION 25
For younger adults, the human sleep cycle repeats itself aboutevery
| A. | 30 minutes. |
| B. | 90 minutes. |
| C. | 4 hours. |
| D. | 2 1/2 hours. |
1 points  Â
QUESTION 26
Compared with environmentally impoverished rats, those ratshoused in enriched environments experienced a dramatic increase inthe number of their
| A. | sex hormones. |
| B. | schemas. |
| C. | Y chromosomes. |
| D. | synapses. |
1 points  Â
QUESTION 27
Unlike identical twins, fraternal twins are described as
| A. | extraverted. |
| B. | monozygotic. |
| C. | dizygotic. |
| D. | epigenetic. |
1 points  Â
QUESTION 28
Cathy is an emotionally intense infant and unpredictable in hersleeping schedule. Christine is a very relaxed infant andpredictable in her sleeping schedule. The two children most clearlydiffer in
| A. | temperament. |
| B. | extraversion. |
| C. | heritability. |
| D. | epigenetic marks. |
1 points  Â
QUESTION 29
The unique genetically influenced traits of children evokepredictable responses from their caregivers. This best illustratesthe ________ of nature and nurture.
| A. | evolution |
| B. | interaction |
| C. | independence |
| D. | plasticity |
