Exam 3: The New Genetics

Which characteristic has been found to affect nearsightedness?

A person's collection of genes is referred to as his or her _____.

Chromosomal abnormalities occur when the zygote's cells have _____.

What makes Down syndrome a chromosomal condition? Identify four characteristics that are often associated with Down syndrome.

On the 23rd pair of chromosomes, females have _____.

Each cell in the human body contains _____.

Each variation of a particular gene is called an allele of that gene.

Alcohol use disorder is _____.

The most common extra-chromosome condition is fragile X syndrome.

Describe epigenetics and explain how it could influence whether or not a person develops diabetes.

RNA affects genes and alleles by _____.

Within hours after conception, the first 23 pairs of chromosomes within the zygote _____, forming two complete sets of the genome.

Genes and alleles for alcohol use disorder have been found exclusively on the Y chromosome.