What is chiasmata ? State its significance.

Solution

Chiasmata is the X-shaped structure formed due to the point of contact between paired chromatids during meiosis. It is the point representing the crossover where the homologous chromosomes are joined to each other.

Significance.- At chiasmata crossing over occurs in pachytene stage. The crossing over brings variations which are raw material of evolution.

Some More Questions From Cell Cycle and Cell Division Chapter

At which stage of mitosis, the two chromatids of each chromosome separate and move towards opposite poles.

Name the cell division which is responsible for growth and healing of wounds.

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Cell Cycle And Cell Division

What is chiasmata ? State its significance.

Some More Questions From Cell Cycle and Cell Division Chapter

At which stage of mitosis, the two chromatids of each chromosome separate and move towards opposite poles.

Name the cell division which is responsible for growth and healing of wounds.

What type of cell division can produce variations ?

Name the active site of meiosis in flowering plants.

What is synapsis ?

Who coined the term mitosis?

Who coined the term meiosis ?

What are the various stages in which a cell enters during interphase period ?

What are major activities of mitosis?

What are various stages of mitosis ?

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