Due to the presence of _______ hormone the ageing of leaves are delayed.

Ageing of leaves is promoted by

Due to presence of _____in the eye of pigeon, the vision becomes very sharp.

The paramagnetic behaviour of transition metals is due to the presence of ________ electrons in __________ orbitals.

Ageing of leaves and shoots is called

Due to deficieny of Iodine , the synthesis of _______ hormone is hampered .

Due to deficiency of which hormone, bones become weak in females

During electrolysis of silver salts in the presence of Ag electrodes, Ag is _______ at the anode.

Due to deficiency of Iodine, the synthesis of _____hormone is hampered.

Senescene of detached leaves can be delayed by the use of

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