NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL ORGANELLE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is a difference between a prokaryote & eukaryote cell?
A
Prokaryotes do not have a membrane surrounding their DNA
B
Prokaryotes do not have genetic material (DNA)
C
Eukaryotes do not have cytoplasm
D
Prokaryotes do not have a cell wall
Explanation: 

Detailed explanation-1: -The primary distinction between these two types of organisms is that eukaryotic cells have a membrane-bound nucleus and prokaryotic cells do not. The nucleus is where eukaryotes store their genetic information.

Detailed explanation-2: -Eukaryotic cells have a nucleus, a membrane-bound chamber where DNA is stored, while prokaryotic cells don’t. This is the feature that formally separates the two groups. Eukaryotes usually have other membrane-bound organelles in addition to the nucleus, while prokaryotes don’t.

Detailed explanation-3: -Both prokaryotic and eukaryotic cells have a plasma membrane, a double layer of lipids that separates the cell interior from the outside environment.

Detailed explanation-4: -Eukaryotic DNA is linear, whereas prokaryotic DNA is circular. Eukaryotic DNA contains adenine, thymine, guanine, and cytosine bases, whereas prokaryotic DNA contains uracil, thymine, guanine, and cytosine bases. Prokaryotic DNA is not found in the nucleus, whereas eukaryotic DNA is.

Detailed explanation-5: -The defining characteristic feature that distinguishes between prokaryotic and eukaryotic cell is the nucleus. In prokaryotic cells, the true nucleus is absent, moreover, membrane-bound organelles are present only in eukaryotic cells.

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