Exam 2: Heredity and the Environment

For females, the chances of inheriting a dominant disease allele on the X chromosome are __________ the chances for males.

________ is a segment of DNA that provides an instruction for a particular structure, function, or trait.

Which of the following is an example of a dominant X-linked trait?

The G x E interaction describes how development is influenced by the interaction of

When technicians remove the chromosomes from fetal cells that are collected during an amniocentesis, they arrange them by size to form a picture called

One way that a child's genes interact with the environment is by affecting the kinds of environments that are available.

In the course of development, one of the ways that a child's genes interact with the environment is by affecting the kinds of environments that are available. One example of this process is the concept of niche-picking. Define niche-picking and then elaborate on how genetics operate in a passive, evocative, and active manner.

If there is an important genetic influence on a given trait, then the correlation for ______________ should be significantly higher than the correlation for ______________.

Fifteen-year-old Jacob loves bluegrass music. He bought himself a used banjo with money he saved and regularly plays music with a local band. He keeps in contact with other musicians through the Internet and plans to move to Nashville when he graduates from high school. Jacob's behavior illustrates the

Scientists refer to identical twins as monozygotic twins.

________ always pairs with guanine.

________ refers to the way that genes limit developmental outcomes.

An individual's sex is determined by

Abnormalities in the structure or number of whole chromosomes are present in 1 of every 160 live births.

The term used to refer to a fertilized egg cell that has begun to divide is

Which of the following statements regarding dizygotic twins is not TRUE?

It takes approximately 90 percent of the nucleotide base pairs to provide active instructions.

Which of the following concepts places the heaviest emphasis on genetic determinism?

Tina was having trouble conceiving a child. She went to the doctor to determine if she could have a child. After running some blood tests, it was determined that Tina has Turner syndrome. Explain what Turner syndrome is and then determine whether or not Tina is fertile.

Heritability estimates range from 0.00 to ________.