EASY
10th ICSE
IMPORTANT
Earn 100

Draw a labelled diagram to show the metaphase stage of mitosis in an animal cell having "6" chromosomes.

Important Questions on Structure of Chromosomes, Cell Cycle and Cell Division

EASY
10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 2 - Structure of Chromosomes, Cell Cycle and Cell Division>Progress Check>Q 3
The structure of DNA was first discovered by _____. (Franklin Roosevelt/ Rosalind Franklin/ Dorothy Hodgkin)
EASY
10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 2 - Structure of Chromosomes, Cell Cycle and Cell Division>Progress Check>Q 5
DNA strand wound around a histone octamer forms a complex called a _____.
EASY
10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 2 - Structure of Chromosomes, Cell Cycle and Cell Division>Review Questions>Q 3
The number of chromosomes in a certain type of cell division is halved. This kind of cell division occurs in
EASY
10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 2 - Structure of Chromosomes, Cell Cycle and Cell Division>Review Questions>Q 4

In which one of the following options the stages of mitosis have been given in correct sequence?

MEDIUM
10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 2 - Structure of Chromosomes, Cell Cycle and Cell Division>Review Questions>Q 5
Synthesis phase in the cell cycle is called so for the synthesis of more of
EASY
10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 2 - Structure of Chromosomes, Cell Cycle and Cell Division>Review Questions>Q 1
Name the repeating components of each DNA strand lengthwise.
EASY
10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 2 - Structure of Chromosomes, Cell Cycle and Cell Division>Review Questions>Q 7

Given below are three diagrammatic sketches (A, B and C) of one and the same particular phase during mitotic type of cell division.

Question Image

What is the diploid number of chromosomes shown in them ?

EASY
10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 2 - Structure of Chromosomes, Cell Cycle and Cell Division>Review Questions>Q 9

Given below is a diagram representing a stage during mitotic cell division. Study it carefully and answer the question that follow:

Question Image

Draw a duplicated chromosome and label its parts.