All hormones are proteins it y wrong as testosterøne, estrogens r steroids, and thyroxine z amino acid. So ans z (d) none of these.
Earth completes its rotation in 24 n 1/4 hrs so ans z 24 hr.
Exact sequence of high energy components z fat>protein> carbohydrate. It was nt the option so ans z (D) nöne of these.
Conductive Deafness due to otitis media z an infective disease...