The hormones are transported through ..........

What will happen if the intake of iodine in our diet is low?

Which hormone of the pituitary gland causes contraction of uterine muscles during childbirth and stimulates milk ejection from the mammary glands in females?

Write two differences between the response of the plants and the response of the animals to stimuli.

Which tropic movement is responsible for the growth of pollen tubes towards ovules?

Which of the following statements is correct about receptors?