NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL CYCLE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
All types of asexual reproduction involve the process known as
A
mitosis
B
fertilization
C
artificial pollination
D
reduction division
Explanation: 

Detailed explanation-1: -Mitosis is a phase of the cell cycle in which a cell’s nucleus is divided into two nuclei, each with an equal quantity of genetic material. It is an asexual reproductive process that occurs in unicellular organisms. Thus, mitosis is a type of cell division that occurs during the asexual reproduction process.

Detailed explanation-2: -Both sexual and asexual organisms go through the process of mitosis. It happens in the cells of the body known as the somatic cells and produces cells related to growth and repair. Mitosis is essential for asexual reproduction, regeneration, and growth. It does not make sex cells or gametes.

Detailed explanation-3: -Organisms produced by asexual reproduction are the product of mitosis. In this process, a single parent replicates body cells and divides into two individuals. Many invertebrates, including sea stars and sea anemones, reproduce in this manner.

Detailed explanation-4: -A mitosis is a form of asexual reproduction as the result of the cell cycle is two identical cells.

Detailed explanation-5: -Only one parent cell is required to produce another exact copy. Therefore asexual reproduction does not involve fertilization or meiosis. Sexual reproduction involves the fusion of two gametes during fertilization and the formation of haploid (half the chromosome number) gametes by meiosis.

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