
Enumerate the various changes that occur in the nucleus of the cell during the Prophase of mitotic division.

Important Questions on Structure of Chromosomes, Cell Cycle and Cell Division
Enumerate the various changes that occur in the nucleus of the cell during the Anaphase of mitotic division.


Given below is a schematic diagram of a portion of DNA.
How many strands are shown in the diagram?

Given below is a schematic diagram of a portion of DNA.
How many nucleotides have been shown in each strand?

Given below is a schematic diagram of a portion of DNA.
Name the parts numbered 1, 2, 3, 4 and 5 respectively.

Given below is a schematic diagram of a portion of DNA.
Name the DNA unit constituted by the parts 1, 2 and 3 collectively.

The three sketches given below (A, B and C) are intended to represent the replication of DNA. What should be their correct sequence starting with the first and ending with the last ? _____.

The diagram below represents a stage during cell division. Study the same and then answer the question that follow:
Name the parts labelled 1, 2 and 3.
