NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL STRUCTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Smaller
A
Prokaryote
B
Eukaryote
C
both
D
None of the above
Explanation: 

Detailed explanation-1: -Cell size. Typical prokaryotic cells range from 0.1 to 5.0 micrometers (m) in diameter and are significantly smaller than eukaryotic cells, which usually have diameters ranging from 10 to 100 m.

Detailed explanation-2: -They are organisms which do not have proper cellular organization i.e they lack cellular organelles and a nucleus and therefore are small in size.

Detailed explanation-3: -Prokaryotic cells are comparatively smaller and much simpler than eukaryotic cells. The other defining characteristic of prokaryotic cells is that it does not possess membrane-bound cell organelles such as a nucleus.

Detailed explanation-4: -Cell Size. At 0.1 to 5.0 m in diameter, prokaryotic cells are significantly smaller than eukaryotic cells, which have diameters ranging from 10 to 100 m (Figure). The small size of prokaryotes allows ions and organic molecules that enter them to quickly diffuse to other parts of the cell.

Detailed explanation-5: -The primarily single-celled organisms found in the Bacteria and Archaea domains are known as prokaryotes. These organisms are made of prokaryotic cells-the smallest, simplest and most ancient cells.

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