Exam 3: The New Genetics

One of the surprising findings from the Human Genome Project was that _____.

Genes with various repeats or deletions of base pairs are referred to as _____.

Consultation and testing by trained experts that enable individuals to learn about their genetic heritage, including harmful conditions that they might pass along to any children they may conceive, is referred to as _____.

A statistic that indicates the percentage of the variation of a particular trait can be traced to genes is _____.

Timur and Juan are playing basketball. Timur shoots the ball and Juan blocks the shot. Timur says, "Wow, I didn't realize how tall you were until you did that!" Timur's comment refers to Juan's _____.

Justin and Jacob are identical twins. They are the result of _____.

Oliver has inherited genes that put him at risk for developing diabetes, but he never develops it because he always had a healthy diet and plenty of exercise. This example demonstrates that human characteristics such as diabetes are _____.

Genes are located on chromosomes.

_____ is when genes have different effects depending on whether they come from the mother or the father.

A fatal central nervous system disorder caused by a copy number variation in which more than 35 repetitions of a particular set of three base pairs are present is _____.

Twins who are the same sex and are similar in appearance and traits are _____.

On the 23rd pair of chromosomes, _____ have two X chromosomes.

Human genome research cannot pinpoint the exact number of genes because _____.

Fraternal twins are also called _____ twins.

The first 22 chromosomes contain hundreds of genes in the same positions and sequence. If the code of the gene from one parent is exactly like the code on the same gene from the other parent, the gene pair is _____.

Knowing that nature and nurture affect every human trait and disorder means that _____.

A couple has been trying to conceive a child for 12 months. They decide to consult with a doctor, who makes the general recommendation that they consider using _____ to try to conceive a child.

The first 22 chromosomes contain hundreds of genes in the same positions and sequence. If the code of the gene from one parent differs from the code on the same gene from the other parent, the gene pair is _____.

When the effects of genes add up to influence the phenotype, they are called _____ genes.

When a person inherits a recessive gene that is not expressed in the phenotype, that person is a carrier of the gene.