Question

1). If the diploid chromosome number of an organism is 2N=12, how many chromosomes will be found in this organism's sperm?

a).	6 replicated chromosomes

b).	12 replicated chromosomes

c).	6 unreplicated chromosomes

d).	12 unreplicated chromosomes

2). When do homologous chromosomes segregate into two different daughter cells?

a).	fertilization

b).

meiosis I

c).

mitosis

d).	meiosis II

3). When do sister chromatids segregate into two different daughter cells? (Choose ALL correct answers)

[]

mitosis

[]	fertilization

[]

meiosis I

[]	meiosis II

4). When does crossing over (the formation of chiasmata) occur?

a).

meiosis I

b).	meiosis II

c).

mitosis

d).	fertilization