Trying to find the right answer to this..

Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.

Cell Cycle and Cell Division

Short Answer Type

21. What are motor proteins ?

177 Views

22. Why Meiosis II is necessary when cell is divided in Meiosis I ?

The two chromosomes are not seperated during Meiosis I. The cells are diploid, therefore in order to distribute the chromosomes eqully among the daughter cells so that they contain half the chromosome , Meiosis II is necessary.

368 Views

Long Answer Type

23. Describe cell cycle.

201 Views

24. Describe significance of mitosis.

288 Views

25. What are mitotic poisons ?

1600 Views

26. Describe Meiosis II or Homotypic division.

226 Views

27. Describe significance of meiosis.

206 Views

Short Answer Type

28. Why does a multi cellular organism require two types of cell division ?

176 Views

Long Answer Type

29. “A well known biologist stated that the life history of an organism can be summed up as gametic fusion, equational division and reductional division.” Comment.

267 Views

30. Why is meiosis called the reductional division and mitosis called equational division?

644 Views