Purines possess nitrogen at
Purines possess nitrogen at Options (a) 1,2,4 and 6 positions (b) 1,3,5 and 7 positions (c) 1,3,7 and 9 positions…
4 years ago
WB2010
Cell theory is not applicable for
Cell theory is not applicable for Options (a) bacteria (b) fungus (c) algae (d) virus Correct Answer: virus Explanation: No…
4 years ago
Ortho and para-hydrogen have
Ortho and para-hydrogen have Options (a) identical chemical but different physical properties (b) identical physical and chemical properties (c) identical…
6 years ago
Aspirin is chemically
Aspirin is chemically Options (a) methyl benzoate (b) ethyl salicylate (c) acetyl salicylic acid (d) o-hydroxy benzoic acid Correct Answer:…
6 years ago
Which one of the following is produced when acetone is saturated with HCl gas
Which one of the following is produced when acetone is saturated with HCl gas Options (a) Acetone alcohol (b) Phorone…
6 years ago
In which of the following molecules is hydrogen bridge bond present
In which of the following molecules is hydrogen bridge bond present Options (a) Water (b) Inorganic benzene (c) Diborane (d)…
6 years ago
The blood does not clot inside the body because of
The blood does not clot inside the body because of Options (a) oxygenation of blood (b) movement of blood (c)…
6 years ago
Cell division cannot be stopped in which phase of the cell cycle?
Cell division cannot be stopped in which phase of the cell cycle? Options (a) G₁ phase (b) G₂ phase (c)…
6 years ago
Which phase comes in between the G₁ and G₂ phase of the cell cycle?
Which phase comes in between the G₁ and G₂ phase of the cell cycle? Options (a) M phase (b) G₀…
6 years ago
Which of the following compounds shows evidence of the strongest hydrogen bond
Which of the following compounds shows evidence of the strongest hydrogen bonding Options (a) Propan-1-ol (b) Propan-2ol (c) Propane-1,2-diol (d)…
6 years ago