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Human Reproduction

Question

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Differentiate between Zona pellucida and Corona radiata.

Solution

Differences between Zona pellucida and Corona radiata

Zona pellucida

Corona radiata

1. The non-cellular, secretory layer around the ovum is termed zona pellucida.

2. It is the second layer .

3. It prevents the entry of more than one sperm into ovum.

1. The cellular layer around zona pellucida is termed corona radiata.

2. It is the outermost layer.

3. It provides protection and protein to the cell.

Some More Questions From Human Reproduction Chapter

Ovulation takes place :

Which of the following shows hermaphroditism and self fertilization ?

The chromosone in primary spermatocyte are :

The male reproductive system is located in the body, in the :

Sertoli cells provide :

The middle piece of human sperm contains :

Seminiferous tubules open into vasa efferentia through :

Polar bodies are produced during the process :

In 28 days woman's menstrual cycle, ovulation occurs on :

Scrotum communicates with abdominal cavity through :

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