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प्रश्न
Define the following:
Parthenogenesis
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उत्तर
Parthenogenesis: It is a type of asexual reproduction in which a female gamete or egg cell develops into an individual without fertilization.
संबंधित प्रश्न
Write the function of the following part in a human female reproductive system:
Fallopian tube
Newly formed DNA copies may not be identical at times. Give one reason.
Why are testes located outside the abdominal cavity? What is responsible for bringing about changes in appearance seen in boys at the time of puberty?
State the exact location of the Proximal convoluted tubule.
What are the female sex cells in humans called?
Where in the human body does an ovum get fertilised?
What is the name of the process in which thickened uterus lining alongwith blood vessels is removed from the body of a human female through vaginal bleeding?
Mention two functions of human ovaries.
fertilisation in humans can occur only once in a month. Why?
Draw a labelled diagram of the human male reproductive system. With the help of this diagram, describe the working of human male reproductive system?
Name the organs which produce ova (or egg cells) in human females.
In male and female reproductive system of human, ______ gland is same.
Diagram shows the reproductive system of female human beings:
(i) Name the parts numbered 1 to 14.
(ii) Normally, after how many days does an ovary release an egg?
(iii) Where are the sperms released during coitus?
(iv) What is the role of sperms after their ejaculation in vagina?
(v) What is the function of the organ numbered 5?
(vi) What is the gestation period in human?
The vagina is a muscular tube.
Name the following:
Organ where implantation takes place.
Complete the following statement by choosing the correct alternative:
Sterilization in female is due to cutting off of ______.
Choose the Odd One Out:
The male homologue of the female clitoris is ____________.
What is inhibin?
Arrange the following stages of human reproduction in their correct sequential order: Fertilisation, Gametogenesis, Parturition, Insemination, Gestation, Implantation.
