NEET PG DENTAL EXAM

EMBRYOLOGY

CHROMOSOMES AND CELL DIVISIONS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The correct order of prokaryotic cell division is
A
cytokinesis DNA replication chromosome segregation
B
DNA replication chromosome segregation cytokinesis
C
growth DNA replication mitosis
D
DNA replication mitosis cytokinesis
Explanation: 

Detailed explanation-1: -DNA replication → chromosome segregation → cytokinesis. growth → DNA replication → mitosis.

Detailed explanation-2: -Prokaryotic cells divide by binary fission. This is also how many single-celled organisms reproduce. Binary fission can be described as a series of steps, although it is actually a continuous process.

Detailed explanation-3: -These phases are prophase, prometaphase, metaphase, anaphase, and telophase.

Detailed explanation-4: -Most prokaryotes divide using a process called binary fission. The prefix bi literally means two, so in binary fission, one cell makes two cells. The first step in binary fission is copying of the cell’s DNA. This process is relatively easy, since the DNA just floats around in the cell’s main compartment, or cytoplasm.

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