Question

Grey crescent is the area

at the point of entry of sperm into ovum

just opposite to the site of entry of sperm into ovum

at the animal poles

at the vegetal pole

Solution

just opposite to the site of entry of sperm into ovum

The grey crescent is a crescent- like and grey coloured area developing on the surface of amphibian egg opposite to the point of sperm entry. It is a surface feature developing as a result of cytoplasmic movements stimulated by sperm entry in the egg.

Some More Questions From Human Reproduction Chapter

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

Sertoli cells provide :

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Human Reproduction

Grey crescent is the area

at the point of entry of sperm into ovum

just opposite to the site of entry of sperm into ovum

at the animal poles

at the vegetal pole

Some More Questions From Human Reproduction Chapter

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 :

How many spermatozoa or sperms are present in human ejaculate ?

Acrosome is a part of:

Humans are :

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NCERT Sample Papers

Entrance Exams Preparation

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Email Address

Location

For Daily Free Study Material Join wiredfaculty

Human Reproduction

Grey crescent is the area at the point of entry of sperm into ovum just opposite to the site of entry of sperm into ovum at the animal poles at the vegetal pole

Some More Questions From Human Reproduction Chapter

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 :

How many spermatozoa or sperms are present in human ejaculate ?

Acrosome is a part of:

Humans are :

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

Grey crescent is the area

at the point of entry of sperm into ovum

just opposite to the site of entry of sperm into ovum

at the animal poles

at the vegetal pole