Which of the following is ‘immortal’
Somatic cell
Glomerular cells
Germ cells
Cells of pituitary
A hatching egg of chick is covered by plaster of paris. It is harmful for
The chemical substance found in the surface layer of cytoplasm of spermatozoa is
$A$ : Corticotrophin releasing hormone is a part of the clock that establishes the timing of birth.
$R$ : The signals for parturition originate from the fully developed foetus and placenta which induce mild uterine contractions called foetal ejection reflex.
Home use kits for determining a women's fertile period depend on the detection of one hormone in the urine. This hormone is
Which of the following statement is not correct