LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

CELL BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which is true in both mitosis and meiosis?
A
Production of haploid cells
B
Division of two cells into four
C
Cytokinesis after nuclear division
D
Formation of genetically identical cells
Explanation: 

Detailed explanation-1: -Expert-Verified Answer. Both meiosis and meiosis are methods of cell division. In mitosis four daughter cells are formed with half number of chromosomes as that of a parent. In mitosis 2 daughter nuclei are formed with several chromosomes the same as that of the parent.

Detailed explanation-2: -o, the correct statement is ‘In both mitosis and meiosis the replication of DNA and chromosomes occurs at the same stage.

Detailed explanation-3: -Once mitosis is complete, the cell has two groups of 46 chromosomes, each enclosed with their own nuclear membrane. The cell then splits in two by a process called cytokinesis, creating two clones of the original cell, each with 46 monovalent chromosomes.

Detailed explanation-4: -Cytokinesis is the process whereby the cytoplasm of a parent cell is divided between two daughter cells produced either via mitosis or meiosis. This is also often known as cytoplasmic division or cell cleavage.

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