Q1 of 18 Page 65

Can you name the two organelles we have studied that contain theor own genetic material?

Mitochondria and plastids are two cell organelles that contain their own genetic material.


More from this chapter

All 18 →
1

Why is plasma membrane called a selectively permeable membrane?

 1

Fill in the gaps in the following table illustrating differences between prokaryotic and eukaryotic cells.











Prokaryotic cell



Eukaryotic cell



1. Size : generally small (1-10 μm); 1μm = 10-6 m


2. Nuclear region :


................................


...............................


And known as ..............


3. Chromosome : single


4. Membrane – bound organelles : absent



1. Size generally large (5-100 Mm)


2. Nuclear region : well defined and surrounded by a nuclear membrane


3. Chromosome : more than one


4. .......................


...........................


 2

If the organization of a cell is destroyed due to some physical and chemical influence, what will happen?

 3

Why are lysosomes are known as suicide bags?