Biology Practice: Cell Cycle & Division (Mock Test 5 - Ultimate Comprehensive Mastery)
1. Which of the following best defines the term "Karyotype"?
2. During the cell cycle, "Condensation" of chromatin is a hallmark of which phase?
3. Identify the correct sequence of stages in the M-phase of an animal cell:
4. Crossing over during Meiosis I occurs specifically between:
5. If a parent cell has $2n = 40$ chromosomes, the daughter cells produced after Mitosis and Meiosis respectively will have:
6. The term "Reductional Division" is applied to Meiosis I because:
7. Which structure is responsible for pulling chromosomes toward opposite poles during Anaphase?
8. In plant cells, cytokinesis is marked by the appearance of a ______ in the center of the cell.
9. Which phase of the cell cycle involves the synthesis of RNA and proteins in preparation for DNA replication?
10. "DNA Replication" is a semi-conservative process that occurs during:
11. A chromosome with the centromere located exactly in the middle is called:
12. The stage where chromosomes align at the equatorial plane is:
13. The structural unit of chromatin, consisting of a length of DNA coiled around a core of 8 histones, is a:
14. What is the location of the "Asters" in a dividing animal cell?
15. Homologous chromosomes pair up during which stage of Meiosis?
16. The division of a single cell into four haploid daughter cells is the result of:
17. Which of the following is responsible for genetic variation in sexually reproducing organisms?
18. The "Centromere" is specifically involved in:
19. In human beings, a somatic cell contains 46 chromosomes. How many chromosomes are in a sperm cell?
20. What is the fundamental purpose of the cell cycle checkpoints?
