The immediate cause of induction of ovulation in human female is the large plasma surge of
LH
FSH
progesterone
estradiol
MSH of pars intermedia of middle pituitary is responsible for
darkening of skin in Tower vertebrates
Tight colouration of skin in lower vertebrates
both A and B
darkening of skin in human beings
Which hormone possesses anti-insulin effect?
cortisol
calcitonin
oxytocin
aldosterone
Diabetes is due to
enzyme deficiency
iodine deficiency
Na deficiency
hormonal deficiency
Addition of a trace of thyroxine or iodine in water containing tadpoles will
keep them in larval stage
hasten their metamorphosis
slow down their metamorphosis
kill the tadpoles
Hormones thyroxine, adrenaline and the pigment melanin are formed from
tyrosine
proline
tryptophan
glycine
Insulin is a
vitamin
lipid
hormone
enzyme
The contraction of gall bladder is due to
cholecystokinin
enterogastrone
gastrin
secretin
ADH or vasopressin is
enzyme that hydrolyses peptides
hormone secreted by pituitary that promotes reabsorption of water from glomerular filtrate
hormone that promotes glycogenolysis
energy rich compound connected with muscle contraction
The gonadotrophic hormones are secreted by
anterior lobe of pituitary
interstitial cells of testes
adrenal cortex
posterior part of thyroid
