Last seen: Mar 10, 2022
Correct answer: (b) 16 Explanation: There are 16 chromosomes in onion root tip cell.
Correct answer: (c) C, B, A, E, D Explanation: These are the five phases of prophase I of Meiosis I based on the chromosomal behaviour.
Correct answer: (c) Ovary
Correct answer: (d) Allotetraploid
Correct answer: (a) splitting of the centromeres
Correct answer: (b) III, II, I, IV
Correct answer: (c) Prophase
Correct answer: (c) Prophase
Correct answer: (d) separation of daughter chromosomes Explanation: Karyokinesis means separation of daughter chromosomes. Cytokinesis means ...
Correct answer: (d) Metaphase
Correct answer: (b) C, B, A, D Explanation: Duplication of centrioles occurs in S-phase. Protein synthesis occurs in G2 phase. Chromatin conde...
Correct answer: (b) centre to the walls Explanation: Cell plate grows during cytokinesis from centre to the walls.
Correct answer: (b) late prophase Explanation: Cells, when viewed under microscope at the end of prophase, do not show golgi complex, endoplasmi...
Correct answer: (d) Regulating metabolism
Correct answer: (b) activation energy Explanation: The minimum amount of energy required to initiate a chemical reaction is called activation ener...
Correct answer: (d) lipid Explanation: Lecithin is a phospholipid.
Correct answer: (b) carbonic anhydrase Explanation: The fastest enzyme known is carbonic anhydrase. It converts 106 molecules of carbon dioxide mo...
Correct answer: (d) competitive inhibition Explanation: When substrate binds to the active site of the enzyme, it completes the reaction. When ...
Correct answer: (b) Holoenzyme = Apoenzyme + Coenzyme
Correct answer: (c) B3 Explanation: B3 also named as niacin.