Advertisements
Advertisements
Question
Describe the structure of the chromosome in brief.
Advertisements
Solution
Chromosomes are rod-shaped structures made of protein and DNA. A chromosome is composed of two identical c Chromat ids attached by a centromere. Each chromatid is made up of tightly wound DNA wrapped around histones.

structure of chromosome
APPEARS IN
RELATED QUESTIONS
Carry out the following osmosis experiment:
Take four peeled potato halves and scoop each one out to make potato cups. One of these potato cups should be made from a boiled potato. Put each potato cup in a trough containing water. Now,
- Keep cup A empty
- Put one teaspoon of sugar in cup B
- Put one teaspoon salt in cup C
- Put one teaspoon sugar in the boiled potato cup D.
Keep these for two hours. Then, observe the four potato cups and answer the following:
- Explain why water gathers in the hollowed portion of B and C.
- Why is potato A necessary for this experiment?
- Explain why water does not gather in the hollowed-out portions of A and D.
Which part of the cell contains organelles?
Who coined the term “cell” ?
Fill up the blank with the terms given below
All cells arise from ______ cells
Write true or false for each statement. Rewrite the false statements correctly:
The size of a cell is usually measured in centimetres
Define the term cell? Also, describe types of cells.
Who studied the cell first?
Under the microscope, Priya observes a cell that has a cell wall and distinct nucleus. The cell that she observed is
Who discovered the cell in 1665?
