believing that an examination of his person will afford evidence as to the commission of an offence. Section 53(1) reads as follows: “53. Examination of accused by medical practitioner at the request of police officer.­ (1) When a person is arrested on a charge of committing an offence of such a nature and alleged to have been committed under such circumstances that there are reasonable grounds for believing that an examination of his person will afford evidence as to the commission of an offence, it shall be lawful for a registered medical practitioner, acting at the request of a police officer not below the rank of sub­ inspector, and for any person acting in good faith in his aid and under his direction, to make such an examination of the person arrested as is reasonably necessary in order to ascertain the facts which may afford such evidence, and to use such force as is reasonably necessary for that purpose.” 73. By Act 25 of 2005, a new Explanation was substituted under Section 53, in the place of the original Explanation. The Explanation so substituted under Section 53, by Act 25 of 2005 reads as follows: “Explanation.­In this section and in sections 53A and 54,­ (a) "examination" shall include the examination of blood, blood stains, semen, swabs in case of sexual offences, sputum and sweat, hair samples and finger nail clippings by the use of modern and scientific techniques including DNA profiling and such other tests which the registered medical practitioner thinks necessary in a particular case; 37