MICROANATOMY

INTRODUCTION TO MICROSCOPY CELL BIOLOGY

DIFFERENTIATED CELL

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Mitosis only occurs in eukaryotes. Mitosis does not occur in prokaryotes because they lack-
A
nuclei
B
ribosomes
C
proteins
D
cell membranes
Explanation: 

Detailed explanation-1: -Mitosis and meiosis are similar in that both can only occur in eukaryotic cells. This is because prokaryotic cells do not contain a nucleus within which to begin the processes of mitosis and meiosis. Instead, prokaryotes replicate themselves using binary fission.

Detailed explanation-2: -The take-home message is that both mitosis and meiosis are unique to eukaryotes; binary fission is unique to prokaryotes but has several features in common with mitosis.

Detailed explanation-3: -Prokaryotes are organisms whose cells lack a nucleus and other organelles. Prokaryotes are divided into two distinct groups: the bacteria and the archaea, which scientists believe have unique evolutionary lineages. Most prokaryotes are small, single-celled organisms that have a relatively simple structure.

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