Exam 3: In the Beginning: Hereditary, Prenatal Development Birth in a Nutshell

Both individuals in dizygotic and monozygotic twin pairs are found to have _________________ in cognitive and language development compared with non- twin children.

Which of the following should be avoided during pregnancy?

An adopted or blended family situation is not, in itself, a developmental risk factor, nor do adopted children automatically feel rejected or unwanted by their adopted families.

Sounds heard consistently during pregnancy are remembered by the foetuses, explaining their consistent preferences when they heard these same sounds again as newborn infants.

According to the range- of- reaction principle a person's _________________ can set upper and lower limits on the environment's possible range of influence.

The chromosomes are located in specified segments along each gene.

Which of the following would be considered an element of a child's non- shared environment with a sibling?

The period of the embryo, spanning the time from five weeks after conception to the start of the second month of prenatal life, is in many ways the most dramatic developmental period in the entire lifespan.

_________________ is the study of those influences that can result in developmental damage when they enter the embryo's protected environment.

The final period in prenatal development begins when the first bone cells emerge, about _________________ weeks after conception.

Which of the following is an example of time influencing the heredity- environment relationship?

According to Paabo (2001) the overall DNA sequence similarity between the human and the chimpanzee is about 95 percent.

In adoption studies, if an adopted child is found to be more similar to the biological than the adoptive parents, _________________ is implicated

In the case of IQ scores, a large number of separate studies of several thousand twins have produced estimates of the average correlation between monozygotic twins of approximately r = __________ and same- sex dizygotic twins in the region of r = ___________.

Children actively seek out the particular environmental situations that best suit their genetic predispositions.

The negative effects of the genetic disorder phenylketonuria (PKU) can be avoided if the disorder is detected at birth.

The first stage in the birth process typically lasts for between _________________ and _________________ hours in women who are giving birth for the first time.

Direct pairwise comparisons between monozygotic and dizygotic twins can only be made between same sex twin siblings, due to __________ - _________________

Which of the following traits is influenced by just one gene from each parent?

During the fourth and fifth weeks after conception, which of the following is correct about the embryo?