Plant and Animal Hormones

Q2. Adrenaline is associated with the fight-or-flight response.

Q3. Adrenaline helps prepare the body for emergency responses.

Q4. Thyroxine is produced by the thyroid gland.

Q5. All hormones act immediately and only for a very short time.

Q6. Hormones are chemical messengers.

Q7. Plant hormones can influence growth and development.