[estrogen and progesterone] Changes in GnRH pulse frequency in females is controlled by circulating levels of:

For Competitive Exams

Changes in GnRH pulse frequency in females is controlled by circulating levels of:

progesterone and inhibin

estrogen and progesterone

estrogen and inhibin

progesterone only

Explanation:

GnRH pulse frequency in females is controlled by circulating levels of oestrogen & progesterone.

Additional Questions

Antivenom injection contains preformed antibodies while polio drops that are administered into the body contain:

Photosensitive compound in human eye is made up of:

Specialised epidermal cells surrounding the guard cells are called:

Which of the following features is not present in the Phylum – Arthropoda?

Reduction in pH of blood will:

Which of the following characteristic features always holds true for the corresponding group of animals ?

Match the terms in Column I with their description in Column II and choose the correct option:

Column I	Column II
(a) Dominance	(i) Many genes govern a single character
(b) Codominance	(ii) In a heterozygous organism only one allele expresses itself
(c) Pleiotropy	(iii) In a heterozygous organism both alleles express themselves fully
(d) Polygenic inheritance	(iv) A single gene influences many characters

Code:
(a) (b) (c) (d)

A typical fat molecule is made up of:

Proximal end of the filament of stamens attached to the:

Which one of the following statements is wrong?

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