What cellular process is responsible for genetic recombination? a. The independent alignment of homologous pairs during meiosis I b. Separation of the homologues in meiosis I c. Separation of the chromatids during meiosis II d. Crossing over between homologues

The chromosome count of a cell at the beginning of prophase I is 12. What is the centromere count in a gamete belonging to the same organism?   A. 48   B. 24   C. 6   D. 12   E. None of the answers are correct

Which of the following represents things that are equivilant? a. Two alleles for the same gene in a homologous chromosome pair b. The sequences of DNA in the two sister chromatids of a chromosome after meiosis I c. the number of homologous chromosomes per cell before and after meiosis I d. the number of chromosomes in each of the four daughter cells after meiosis II

What is the designation for a gamete with one copy of each homologous chromosome? Select one: a. 3n b. 46 chromosomes c. n d. 2n

What is necessary for a chromosome bridge to occur?     a.    centromeres are necessary      b.    chromosome bridges only apply to meiosis      c.    centromeres and fusion      d.    fusion is necessary      e.    applies only to mitosis and involves fusion and centromeres

The arrangement of homologs during metaphase of meiosis I is arandom process. In your own words, explain what this means

If sisiter chromatids of one daughter cell from meiosis l failed to separate during meiosis ll, what would the resulting gametes look like? a. 2 gametes will have 2 of the effected chromosomes, and 2 gametes will have 0 of the effected chromosomes. b. non of the gametes will have any of the effected chromosome. c. 2 gametes will be normal, 1 garmete will have 2 of the effected chromosoms, and 1 gamete will have 0 of the effected chromosome. d. 2 gametes will be normal, and 2 gametes will have 2 of the effected chromosome. e. 2 gametes will be normal, and 2 gametes will have 0 of the effected chormosome

Which of the following statements are true regarding homologous pairs of chromosomes? Select all that apply. A. They are the same size B. Their prescence indicates a cell is a diploid C. They are identical copies of one another D. One of the homologous chromosomes in a set is synthesized during S phase E. They line up next to each other during metaphase I of meiosis F. They are separated in anaphase I of meiosis

Crossovers occur between  a. non-sister chromatids during meiosis I  b. non-sister chromatids during meiosis II c. sister chromatids during meiosis I  d. sister chromatids during meiosis II

During meiosis, in which stage does crossing over occur? Select one: a. Anaphase I b. Prophase I O c. Metaphase I d. Prophase II O e. Anaphase II