Discussion:
1. What are the major differences between mitosis and meiosis?
- Why is it necessary to have a meiotic cell division?
- Explain the difference between the C value and the n number.
- What phase of the cell cycle does DNA replication occur in?
2. How many chromosomes are found in a normal human cell?
- Define the terms "autosome" and "sex chromosome."
Name three ways that one can distinguish one chromosome from another.
3. Explain briefly the stages of the reductional division in meiosis.
- Explain the process of crossing over or recombination. Include in your answer chiasma and synatonemal complex.
4. Genes and chromosomes behave in similar ways; explain what this means with regard to Mendel's principle of independent assortment.
5. For each of the following, give a brief description:
- diploid
- karyotype
- telocentric
- aneuploidy