 |
1 | |
Had Albert Einstein received no intellectual stimulation as a child and not been sent to school, it is unlikely that he would have reached his __________. |
| | A) | genetic potential |
| | B) | environmental limits |
| | C) | peak earning potential |
| | D) | none of the above |
|
|
2 | |
To make up for the limitations in both cross-sectional and longitudinal research, investigators have devised an alternative strategy. Known as_____________, it combines cross-sectional and longitudinal approaches by taking a number of different age groups and examining them at several points in time. |
| | A) | sequential research |
| | B) | developmental step research |
| | C) | sequential layered research |
| | D) | both b &c |
|
|
3 | |
In _______________, scientists "harvest" defective cells soon after conception, removing them from the fertilized egg within the mother, placing them in a test-tube culture, repairing the defects in the cells, and returning them to the mother. |
| | A) | in vitro fertilization |
| | B) | gene therapy |
| | C) | cloning |
| | D) | germ-line gene therapy |
|
|
4 | |
Two weeks after conception, the developing individual enters the __________ period, which lasts from week two through week eight. |
| | A) | prenatal |
| | B) | embryonic |
| | C) | fetal |
| | D) | infancy |
|
|
5 | |
Which of the following birth defects results in a condition that is treatable? |
| | A) | phenylketonuria |
| | B) | sickle-cell anemia |
| | C) | Tay-Sachs disease |
| | D) | Down syndrome |
|