EVERYDAY SCIENCE

SCIENCE

CELL BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Eukaryotic cells ____
A
do not have a nucleus
B
have a nucleus and membrane bound organelles
C
are bacteria
D
None of the above
Explanation: 

Detailed explanation-1: -Eukaryotes are organisms whose cells contain a nucleus and other membrane-bound organelles. There is a wide range of eukaryotic organisms, including all animals, plants, fungi, and protists, as well as most algae. Eukaryotes may be either single-celled or multicellular.

Detailed explanation-2: -Eukaryotic cells like plant cell and animal cells contain a well defined nucleus and have all the membrane bound organelles. E.g., Golgi bodies, mitochondria, endoplasmic reticulum, etc. Whereas prokaryotic cells like bacterial cells do not contain membrane bound cell organelles.

Detailed explanation-3: -A eukaryotic cell is a cell that has a membrane-bound nucleus and other membrane-bound compartments or sacs, called organelles, which have specialized functions. The word eukaryotic means “true kernel” or “true nucleus, ” alluding to the presence of the membrane-bound nucleus in these cells.

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