Bangladesh

(1) There shall be a President of Bangladesh who shall be elected by members of Parliament in accordance with law.
(2) The President shall, as Head of State, take precedence over all other persons in the State, and shall exercise the powers and perform the duties conferred and imposed on him by this Constitution and by any other law.
...
(4) A person shall not be qualified for election as President if he -
(a) is less than thirty five years of age; or
(b) is not qualified for election as a member of Parliament; or
(c) has been removed from the office of President by impeachment under this Constitution.
... (Art. 48)

(1) There shall be a Cabinet for Bangladesh having the Prime Minister at its head and comprising also such other Ministers as the Prime Minister may from time to time designate.
(2) The executive power of the Republic shall, in accordance with this Constitution, be exercised by or on the authority of the Prime Minister.
… (Art. 55)

(1) There shall be a Prime Minister, and such other Ministers, Ministers of State and Deputy Ministers as may be determined by the Prime Minister.
(2) The appointments of the Prime Minister and other Ministers and of the Ministers of State and Deputy Ministers, shall be made by the President:
Provided that not less than nine tenths of their number shall be appointed from among members of Parliament and not more than one tenth of their number may be chosen from among persons qualified for election as members of Parliament.
(3) The President shall appoint as Prime Minister the member of Parliament who appears to him to command the support of the majority of the members of Parliament.
… (Art. 56)

(1) There shall be a Parliament for Bangladesh (to be known as the House of the Nation) in which, subject to the provisions of this Constitution, shall be vested the legislative powers of the Republic:
Provided that nothing in this clause shall prevent Parliament from delegating to any person or authority, by Act of Parliament, power to make orders, rules, regulations, bye laws or other instruments having legislative effect.
(2) Parliament shall consist of three hundred members to be elected in accordance with law from single territorial constituencies by direct election and, for so long as clause (3) is effective, the members provided for in that clause; the member shall be designated as Members of Parliament.
(3) Until the dissolution of Parliament occurring next after the expiration of the period of twenty five years beginning from the date of the first meeting of the Parliament next after the Parliament in existence at the time of the commencement of the Constitution (Seventeenth Amendment) Act, 2018, there shall be reserved fifty seats exclusively for women members and they will be elected by the aforesaid members in accordance with law on the basis of procedure of proportional representation in the Parliament through single transferable vote :
Provided that nothing in this clause shall be deemed to prevent a woman from being elected to any of the seats provided for in clause (2) of this article.
(3A) For the remaining period of the Parliament in existence at the time of the commencement of the Constitution (Fifteenth Amendment) Act, 2011, Parliament shall consist of three hundred members elected by direct election provided for in clause (2) and fifty women members provided for in clause (3).
… (Art. 65)

(1) A person shall subject to the provisions of clause (2), be qualified to be elected as, and to be, a member of Parliament if he is a citizen of Bangladesh and has attained the age of twenty five years.
... (Art. 66)