Chapter Nine: Chromosome Variation
*1. List the different types of chromosome mutations and define each one.
Deletion: loss of a portion of a chromosome
Duplication: addition of an extra copy
IF YOU ASK ME FOR THE KEY, I WILL .YOU!
PCB3063 Genetics Final Exam Spring 2009
1. Chromosomes, colored bodies, are composed of proteins and DNA. In
human somatic cells there are 23 chromosome pairs. In human
somatic cells there are _ nuclear DNA molecule
- Recessive traits typically (but not always) skip generations
- Recessive autosomal traits appear equally in both sexes.
- If you have a recessive autosomal trait than your parents are either
o Both carriers
o One is a carrier and on
Chapter 1 2
The Eukaryotic Chromosome
This chapter describes the structure of eukaryotic chromosomes and how that structure affects
function. The very long, linear DNA molecules are compacted with proteins in the chromosomes to
Living things tend to reproduce. They make more living
things similar to themselves. Genetics is the study of the
rules of inheritance.
Although the tendency of offspring to resemble their parents has
been generally recognized for tho