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4

Layers of ovum from outside to inside are .

A. Corona radiata, zona pellucida, vitelline membrane

B. Zona pellucida, corona radiata, vitelline membrane

C. Vitelline membrane, zona pellucida, corona radiata

D. Zona pellucida, vitelline membrane, corona radiate

Correct Answer :

A. Corona radiata, zona pellucida, vitelline membrane


Related Questions

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4

Sickle cell anaemia induce to

A. Change of amino acid in a- chain of haemoglobin

B. Change of amino acid in b- chain of haemoglobin

C. Change of amino acid in both a and b chains of haemoglobin

D. Change of amino acid either a or b chains of haemoglobin

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4

Correct sequence in embryonic development is ..

A. Fertilization -> zygote -> cleavage -> morula -> blastula -> gastrula

B. Fertilization -> zygote -> cleavage -> blastula -> morula -> gastrula

C. Fertilization -> zygote -> cleavage -> morula -> blastula -> gastrula

D. Fertilization -> zygote -> gastrulae -> morula -> blastula -> cleavage

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4

Cu ions released from copper-releasing intra uterine devices (iuds)

A. Prevent ovulation

B. Suppress sperm motility

C. Prevents implantation of embryo

D. Kills sperms

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4

Name the pituitary hormone that regulates sertoli cells

A. Prolactin

B. LH

C. FSH

D. Oxytocin

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4

The male hormone testosterone is secreted by

A. Sertoli cells

B. Leydig cells

C. Crypt cells

D. Semniferous tubules

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4

What are the chances of a normal fertile couple having a baby in one year?

A. 40%

B. 80%

C. 20%

D. 50%

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4

Secretion of testosterone is stimulated by

A. FSH

B. TSH

C. ICSH

D. ACTH

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4

Ovulation occurs under the influence of high titre of

A. LH

B. FSH

C. Estrogen

D. Progesterone

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4

Pregnancy begins with implantation of

A. Embryo

B. Fertilized ovum

C. Blastopore

D. Blastocyst

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4

Mongolian idiocy due to trisomy in 21st chromosome is known as

A. Downs syndrome

B. Turners syndrome

C. Klinefelters syndrome

D. Triple x syndrome

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4

Embryo at 16-celled stage is called ...

A. Morula

B. Blastula

C. Blastomere

D. Gastrula

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4

The first milk which comes out just after child birth is known as .

A. Colostrum

B. Prolactin

C. Hind milk

D. Lactogen

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4

In a 28 day menstrual cycle, ovulation occurs on ...

A. Day 1

B. Day 5

C. Day 14

D. Day 28

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4

A genetically diseased father (male) marries with a normal female and gives birth to 3 carrier girls and 5 normal sons. Find out the type of genetic disease.

A. Sex-influenced disease

B. Blood group inheritance disease

C. Sex-linked disease

D. Sex-recessive disease

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4

Highly sophisticated procedure of injecting sperm directly into the ovum is

A. GIFT

B. ZIFT

C. ICSI

D. IUI

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4

Total numbers of ovum released in the life time of a woman is approximately

A. 40

B. 400

C. 4000

D. 20000

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4

Which one occurs first in the human embryo

A. Neurogenesis

B. Cardiogenesis

C. Hepatogenesis

D. Osteogesis

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4

Erythroblastosis foetalis is caused by fertilization between the gametes of

A. Rh -ve female and rh+ ve male

B. Rh+ ve female and rh -ve male

C. Rh+ ve female and rh+ ve male

D. Rh~ ve female and rh -ve male

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4

Which one of the following is produced early in the life of a human female?

A. Relaxin

B. Oxytocin

C. Prolactin

D. Progesterone

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4

Forensic investigation of rape case focuses on the presence of fructose in female reproductive system, the only part of the human body producing fructose is

A. Cowper's gland

B. Prostate gland

C. Testes

D. Seminal vesicle

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4

In which phase of menstrual cycle ovulation occurs in

A. Luteal

B. Menstrual

C. Proliferative

D. Secretory

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4

Membrane that gives protection to embryo from external shocks is

A. Amnion

B. Allantois

C. Chorion

D. Placenta

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4

The chemical of the ovum that attracts and holds sperm

A. Fertilizin

B. Antifertilizin

C. Agglutin

D. Antiagglutinin

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4

Tunica albuginea is related to

A. Prostate gland

B. Pituitary gland

C. Hypothalamus

D. Testes

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4

Chorionic gonadotropin is secreted by ...

A. Pituitary

B. Ovary

C. Placenta

D. Uterus

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4

A marriage between man with normal vision and colour blind woman will give birth to

A. Colour blind sons and 50% carrier daughter

B. 50% colourblind sons and 50% carrier daughter

C. Normal males and carrier daughters

D. Colour blind sons and carrier daughters.

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4

Identical twins are also known as ..

A. monozygotic twins

B. Dizygotic twins

C. Fraternal twins

D. Zygotic twins

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In uterus, endometrium proliferates in response to ...

A. Relaxin

B. Oxytocin

C. Progesterone

D. Oestrogen

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4

Fertilization is fusion of ..

A. Diploid spermatozoan with diploid ovum to form diploid zygote

B. Haploid spermatozoan with diploid ovum to form diploid zygote

C. Diploid spermatozoan with haploid ovum to form diploid zygote

D. Haploid spermatozoan with haploid ovum to form diploid zygote

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4

The number and appearance of chromosomes in the nucleus of a eukaryotic cell is called as

A. Karyotype

B. Genotype

C. Phenotype

D. Cytogenetics