1. Meiosis Practice Test

2. 1. Which of these is accomplished by meiosis? Choose all that apply.
It allows multicellular organisms to get bigger in size.
It produces gametes.
It ensures even distribution of chromosomes.
It allows organisms to replace worn out cells.
It allows unicellular organisms to reproduce.

3. 2.
Meiosis 1 separates the ___.
Meiosis 2 separate the ___.

4. 3. The chromosome pairs line up in the cell’s center during ___.
The sister chromatids line up in the cell’s center during ___.

5. 4. How many total chromosomes are in a human somatic cell?

6. 5. If a somatic cell contains 50 chromosomes,
How many chromosomes are in a diploid cell?
What is the 2n number?
What is the 1n number?
How many chromosomes are in a gamete?

7. 6. How do homologous chromosomes differ from sister chromatids?

8. 7. If a haploid cell contains 30 chromosomes,
how many pairs of homologous chromosomes are there?
how many pairs of sister chromatids are there after Telophase 1?
how many pairs of sister chromatids are there after Telophase 2?

9. 8. Which of the following are true about mitosis & meiosis
8. Which of the following are true about mitosis & meiosis? Choose all that apply.
Mitosis makes identical cells; meiosis makes unique cells.
Mitosis makes haploid cells; meiosis makes diploid cells.
Mitosis makes gametes; meiosis makes somatic cells.
Mitosis makes 1 cell; meiosis makes 2 cells.
Mitosis makes cells w/ homologous chromosomes; meiosis does not.

10. 9. When & why does crossing over take place?

11. 10. What makes sexual reproduction biologically advantageous?