Question

Meiosis and Sexual Reproduction Lab Report

1. Homologous Chromosomes

1. Give an example of a cell that is diploid and one that ishaploid.

2. On a pair of homologous chromosomes, one allele for hair colorcodes for brown hair and one codes for red hair. Is this conditionconsidered homozygous or heterozygous?

3. What does homozygous mean?

2. Meiosis in Eukaryotes

1. At the end of meiosis, how does the number of chromosomes ineach cell compare to the parent cell?

2. draw the beads as they appear at the end of each stage ofmeiosis I and meiosis II.

3. Oogenesis and Spermatogenesis

1. Where does meiosis occur in human males and females?

2. What type of cells undergo meiosis?

3. After fertilization occurs, are the resulting cells diploid orhaploid in chromosome number?

Summary Questions

1. If a garden pea has 14 chromosomes before meiosis, how manychromosomes would exist in each nucleus after meiosis I? Aftermeiosis II?

2. Summarize the process of gametogenesis.

3. Give an example of homologous and heterozygous traits.