AP BIOLOGY

CELL DIVISION

CELL DIVISION AND CANCEROUS CELLS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Reasons that a cell duplicates:
A
Replace
B
Growth
C
Repair/Reproduce
D
All of the Above
Explanation: 

Detailed explanation-1: -Cells duplicate their DNA when they decide they need to divide. Cells divide for three main reasons: growth, repair, and reproduction. This could be during mitosis or meiosis. Mitosis is the dividing of your non-reproductive cells, and meiosis is the dividing of your reproductive cells.

Detailed explanation-2: -Cells must replicate their DNA before they can divide. This ensures that each daughter cell gets a copy of the genome, and therefore, successful inheritance of genetic traits. DNA replication is an essential process and the basic mechanism is conserved in all organisms.

Detailed explanation-3: -Mitosis is the simple duplication of a cell and all its parts, including DNA. The two new cells through mitosis created are known as “Daughter cells.” These daughter cells are identical to the original “Parent cell.” There are 5 parts of mitosis known as: prophase, metaphase, anaphase, telophase, and interphase.

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