Question

Which changes takes place during G, Sand G, of cell cycle?​

Answer 1

Answer:

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Answer 2

Answer:

G1 phase:

During this phase, cell increases its supply of proteins, increases the number of its organelles and grows in size.This phase is also marked by the synthesis of various enzymes that are required in next phase i.e. S phase for the duplication of chromosomes.

S phase:

In this phase, cell duplicates its chromosomes.As a result, each chromosome consists of two sister chromatids.

G2 phase:

In G2 phase, cell prepares proteins that are essential for mitosis, mainly for the production of spindle fibres.

After G2 phase cell enters the division phase i.e. M phase.

G0 phase:

Cells that have temporarily or permanently stopped dividing are said to have entered a state of quiescence, called G0 phase.