Which one of the cell organelles is not enclosed by any membrane
Which one of the cell organelles is not enclosed by any membrane? Options (a) lysosome (b) ribosome (c) mitochondria (d)…
5 years ago
JK1998
When a cell is dipped in a solution having a higher concentration of solutes
When a cell is dipped in a solution having a higher concentration of solutes than intracellular fluids the solution is…
5 years ago
The fluid mosaic model of plasma membrane visualizes the central bilayer composed
The fluid mosaic model of plasma membrane visualizes the central bilayer composed of phospholipids with their spherical polar heads Options…
5 years ago
The F F sub unit combination of particles borne by the inner membrane of mitochondria
The F₀ - F₁ sub unit combination of particles borne by the inner membrane of mitochondria function as Options (a)…
5 years ago
The electron lost by P in the light reaction of photosynthesis is finally
The electron lost by P₆₈₀ in the light reaction of photosynthesis is finally gained by Options (a) NADP (b) NADPH…
5 years ago
A 2.5 mol sample of N₂H₄ loses 25 mol of electrons in being converted
A 2.5 mol sample of N₂H₄ loses 25 mol of electrons in being converted to a new compound X, Assuming…
7 years ago
How many of the daughter cells obtained from a megaspore mother cell result
How many of the daughter cells obtained from a megaspore mother cell result in the matured ovum? Options (a) four…
7 years ago
Allyl isocyanide has
Allyl isocyanide has Options (a) 9 sigma bonds and 4π bonds (b) 9 sigma bonds, 3π bonds and 2 non-bonding…
7 years ago
Primary,secondary and tertiary amines may be separated by using
Primary,secondary and tertiary amines may be separated by using Options (a) benzene (b) diethyl oxalate (c) sulphonyl chloride (d) acetyl…
7 years ago
Chlorobenzene can be prepared by reacting aniline with
Chlorobenzene can be prepared by reacting aniline with Options (a) hydrochloric acid (b) cuprous chloride (c) chlorine in presence of…
7 years ago