Epinephrine, also known as adrenaline, is synthesized from the amino acid tyrosine. Other options like estradiol, progesterone, and testosterone are steroid hormones derived from cholesterol.
Study the diagram given below and answer the questions that follows:
(a) Identify the structure shown in the above figure.
(b) Identify the labels P and Q.
(c) Write the nature of histone proteins.
(d) Distinguish between Euchromatin and Heterochromatin.