fundamental Biology

Chapter 12 Reading Assignment (Pages 228-244)

1. Write out the definitions for all the vocabulary terms for Chapter 12.

2. What is the title of the chapter?

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3. Read the Overview.

What do we know now that Mendel did not know according to this section?

4. List the concept titles below and explain what the title means.

Concept 11.1-

Concept 11.2-

Concept 11.3-

Concept 11.4-

5. Read Concept 12.1.

Explain the connection between Mendel’s ideas and chromosome theory. What connects them?

What did Morgan discover in his experiments and why was it significant?

6. Read Concept 12.2.

What is different about genes found on the sex chromosomes?

What is the typical inheritance patter of X-linked recessive traits?

How does the formation of Barr bodies affect the phenotype of females? Males?

7. Read Concept 12.3.

What are linked genes?

How does their inheritance vary from genes on different chromosomes?

Describe how linked genes can be used to create a chromosome map.

8. Concept 12.4.

List the ways that chromosome number can be altered.

List the ways that chromosome structure can be altered.

9. Read the Summary of Key Concepts and then answer Test Your Understanding questions #1-9.