From where the parturition signals arise-mother or foetus? Mention the main hormone involved in parturition.

Which hormones are involved in parturition?

Give a brief account of hormonal control of parturition.

Where does the signal to your TV set come from ?

Where does the signal to your TV set come from?

Hormones are called chemical signals that stimulate specific target tissues.Their specificity is due to the presence of signal receiving 'receptors' only in the respective target tissues. Where are these receptors present in case of hormones of protein nature ?

name the term for the transmission of HIV from pregnant mother to foetus.

Where does the signal in your cell phone come from?

Mention the steps carried out for the extraction of zinc from its carbonate ore. Write the chemical reactions involved.

The stage of parturition at which baby becomes completely free from mother body is called

Where does the signal in your cell phone come from ?