The equivalent of a structural gene is :
(1) Operon
(2) Recon
(3) Muton
(4) Cistron

Which of the following is correct for
r-selected species ?
(1) Small number of progeny with small size
(2) Small number of progeny with large size
(3) Large number of progeny with small size
(4) Large number of progeny with large size

The term 'polyadelphous' is related to :-
(1) Corolla
(2) Calyx
(3) Gynoecium
(4) Androecium

During cell growth, DNA synthesis takes place in:-
(1) G2 phase
(2) M phase
(3) S phase
(4) G1 phase

Which of the following is incorrect regarding
vasectomy ?
(1) Vasa deferentia is cut and tied
(2) Irreversible sterility
(3) No sperm occurs in seminal fluid
(4) No sperm occurs in epididymis