Download Genetics Study Guide (Chapter 5)

Genetics Study Guide
(Chapter 5)
Test on April 1st (Wednesday)
You need to know:
1. Vocabulary: karyotype, chromosome, heredity, allele, genetics,
hybrid, dominant, recessive, Punnett square, homozygous (purebred),
heterozygous (hybrid), genotype, phenotype, incomplete dominance
(or codominance), pedigree
2. Make a genotype when given phenotype information. (RR, Rr, rr)
3. Describe the phenotype when give the genotype information.
(homozygous right, heterozygous right, homozygous left)
4. Make a Punnett square and be able to determine the offspring
percentages for traits.
5. Make a Punnett square for incomplete dominance (black, white, and
gray chickens or red, white, and pink flowers).
6. Complete a Punnett square for blood types. (chart will be provided)
7. Be able to read a karyotype and determine what disease (if any) the
child has and his or her gender. (there will be a chart of the diseases
available)
8. What is a sex-linked disorder and how is it different from a regular
trait or disorder? On which chromosome are the genes found?
9. Make a Punnett square for a sex-linked disorder.
10. What is a pedigree and how can you use one to track a disease or
trait?
11. Be able to read it -identify relationships (mother/son, aunt/niece), the
number of generations, and who does or does not have a disorder
using a pedigree chart.
Use Chapter 5, worksheets, power points, and handouts to help you prepare for the
multiple choice and open ended questions test.