The process by which plasma membrane transports substances out of the cell by enclosure in a vesicle is called
Options
(a) phagocytosis (b) pinocytosis (c) exocytosis (d) endocytosis
Correct Answer:
exocytosis
Explanation:
No […]
The inner space of the mitochondria incompletely partioned, by folds of inner membrane is known as the
Options
(a) cristae (b) matrix (c) F₀ subunit stalk (d) thylakoid
Correct Answer:
matrix
Explanation:
No […]
The important barrier between the protoplasm and the outer environment in all the living cells is
Options
(a) cell wall (b) tonoplast (c) plasma membrane (d) nuclear membrane
Correct Answer:
plasma membrane
Explanation: […]
Smooth endoplasmic reticulum acts as a major site for synthesis of
Options
(a) lipids and steroids (b) proteins (c) ribosomes (d) DNA
Correct Answer:
lipids and steroids
Explanation:
No explanation available. Be the […]
In angiosperms each microspore mother cell undergoing meiosis gives rise to a
Options
(a) diad (b) triad (c) tetrad (d) four diploid cells
Correct Answer:
tetrad
Explanation:
In angiosperms, microspore mother cell undergoes meiosis […]
Folding of inner membrane of mitochondria are called
Options
(a) grana (b) cristae (c) sacs (d) calcium oxalate crystal
Correct Answer:
cristae
Explanation:
No explanation available. Be the first to write the explanation for […]
At room temperature the eclipsed and staggered forms of ethane can not be isolated because
Options
(a) they inner cover rapidly (b) both the conformers are equally stable (c) the energy difference between […]
In angiosperms each microspore mother cell undergoing meiosis gives rise to a
Options
(a) diad (b) triad (c) tetrad (d) four diploid cells
Correct Answer:
tetrad
Explanation:
No explanation available. Be the first […]
Benzenamine reacts with excess bromine to produce
Options
(a) 2-bromobenzenamine (b) 2,3-dibromobenzenamine (c) 2,4-dibromobenzenamine (d) 2,4,6-tribromobenzenamine
Correct Answer:
2,4,6-tribromobenzenamine
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Na₂CO₃ is manufactured by solvay process, the products that are recycled are
Options
(a) CO₂ and NH₄Cl (b) CO₂ and NH₃ (c) NaCl and CaO (d) CaCl₂and CaO
Correct Answer:
CO₂ and NH₃
Explanation: […]
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