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Human Reproduction

Question

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The stage during which separation of the paired homologous chromosomes begins is

Pachytene

Diplotene

Zygotene

Diakinesis

Solution

B.

Diplotene

Synaptonemal complex disintegrates. Terminalisation begins at diplotene stage i.e. chiasmata start to shift towards end.

Some More Questions From Human Reproduction Chapter

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 :

Menstrual cycle occurs in :

Spermatozoa are produced in the .................. tubules of testes while ova are formed in the .................. of ovaries.

Corpus luteum secretes..................while Leydig cells secrete..................

The secretory phase of the menstrual cycle is also called the.................. phase because it is controlled by the hormone...................

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