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Match List I with List II regarding the phases of the cell cycle: List I A. M Phase B. G2 Phase C. Quiescent stage (G0) D. G1 Phase List II I. Proteins are synthesized II. Inactive phase III. Interval between mitosis and initiation of DNA replication IV. Equational division
Select the correct sequence of substages of Prophase - I of Meiotic division: (A) Zygotene (B) Pachytene (C) Diakinesis (D) Leptotene (E) Diplotene
Match List-I with List-II. List-I A. Cilia B. Endoplasmic Reticulum C. Mitochondria D. Kinetochore List-II I. Spindle fibres II. Cristae III. Axoneme IV. Ribosomes
A plant in your garden avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynthesis at high temperatures and has improved efficiency of nitrogen utilization. In which of the following physiological groups would you assign this plant?
The biosynthesis of ribosomal RNA occurs in:
What is true about "Saheli"? I: Developed at the CDRI, Lucknow II: Contains a steroidal preparation III: "Once-a-week" pill IV: Many side-effects V: High contraceptive value VI: Very few side-effects
Which of the following is an incorrect statement?
Given below are two statements: I: In bacteria, the mesosomes are formed by the extensions of the plasma membrane. II: The mesosomes, in bacteria, help in DNA replication and cell wall formation. In light of the above statements, choose the most appropriate answer from the options given below:
Match List-I with List-II: List-I A. Fleming B. Robert Brown C. George Palade D. Camillo Golgi List-II I. Disc shaped sacs or cisternae near cell nucleus II. Chromatin III. Ribosomes IV. Nucleus
Match List-I with List-II. List-I A. Centromere B. Cilium C. Cristae D. Cell membrane List-II I. Mitochondrion II. Cell division III. Cell movement IV. Phospholipid Bilayer
Which of the following combinations is required for chemiosmosis?
Which of the following cannot be detected in a developing foetus by amniocentesis?
A complex of ribosomes attached to a single strand of RNA is known as?
Which of the following statements are correct in the context of Golgi apparatus? A: It is the important site for the formation of glycoprotein and glycolipids B: It produces cellular energy in the form of ATP C: It modifies the protein synthesized by ribosomes on ER D: It facilitates the transport of ions E: It provides mechanical support
Non-membranous nucleoplasmic structures in the nucleus, are the sites for active synthesis of:
Which of the following structure is not found in a prokaryotic cell?
What is true for surgical methods? I: Also called sterilization II: Terminal method of contraception III: Block gamete transport IV: Called vasectomy in females and tubectomy in males V: High reversibility and contraceptive efficiency
Given below are two statements: Statement I: Mycoplasma can pass through less than 1 micron filter size. Statement II: Mycoplasma are bacteria with cell walls. In the light of the above statements, choose the most appropriate answer from the options given below:
In ferns, Meiosis takes place at the time of:
The animal coelacanth caught in South Africa is an example of vertebrate transition from: