Which processes contribute directly to genetic variaion?
? What is meant by ploidy? Diploid? Haploid?
? Know the phases of meiosis?
? Know the differences between meiosis and mitosis.
? What is the major difference between metaphase of mitosis and metaphase I of meiosis?
? What is the major difference between meiosis II & mitosis?
? What is crossing over? ? What is synapsis?
? What are chiasmata?
? What are autosomes?
? What are sex chromosomes? What are the sex chromosomes in human male? Human female?
? What are homologous chromosomes?
? What is genetic recombination?
? What is fertilization? What are gametes?
? What are histones? What is chromatin?
? How many autosomes do humans have? Have many pairs of autosomes? How many pairs of sex chromosomes? What is the total number of chromosomes that human have? ? What are the sites of crossing over called?
? What is a karyotype?
? What is Down syndrome?
? What is polyploidy?
? What is nondisjunction?
? What is trisomy and monosomy