Following statements regarding to the metamorphic changes of frog development.

A. The metamorphic changes are brought about by the secretion of the hormone thyroxine (T4) into the blood by the thyroid gland

B. the conversion of T4 into the more active hormone tri-iodothyronine (T3) by the target tissues

C. the degradation of T3 in the target tissues

D. by the deiodinases enzymes T3 converted into T4 in target tissues.

Which of the following options are correct?

TLS Online TPP Program

#Question id: 28930

#Unit 4. Cell Communication and Cell Signaling

Hedgehog (Hh) presence causes__ 

a) binds to Smo, causing Smo to be endocytosed from the cell surface and degraded

b) binds to Ptc, causing Ptc to be endocytosed from the cell surface and degraded

c) degraded Ptc and relieving the inhibition of Smo

d) degraded Smo and relieving the inhibition of Ptc

TLS Online TPP Program

#Question id: 28931

#Unit 4. Cell Communication and Cell Signaling

Which of the following activity dissociates Fu-Cos2-Ci complex?

TLS Online TPP Program

#Question id: 28932

#Unit 7. System Physiology – Animal

Which one is correct predict about the connection of hypothalamus with the anterior as well as posterior pituitary ?

TLS Online TPP Program

#Question id: 28933

#Unit 7. System Physiology – Animal

Posterior pituitary releasing hormones is__

TLS Online TPP Program

#Question id: 28934

#Unit 7. System Physiology – Animal

Vasopressin and oxytocin each have a neurophysin associated with them in the granules in the neurons;

a) neurophysin I -oxytocin after secretion it function on breast

b) neurophysin II –vasopressin after secretion it function on kidney and blood vessels

c) neurophysin I -oxytocin after secretion it function on kidney and blood vessels

d) neurophysin II –vasopressin after secretion it function on breast

TLS Online TPP Program

#Question id: 28935

#Unit 7. System Physiology – Animal

oxytocin & vasopressin-secreting neurons generate and conduct action potentials, and reaching their endings trigger the release of hormones by____