Which is correct about cell theory in view of current status of our knowledge about cell structure
Options
(a) It needs modification due to discovery of subcellular structures like chloroplasts and mitochondria (b) […]
Which are smallest cell organelles?
Options
(a) Lysosomes (b) ribosomes (c) sphaerosomes (d) glyoxysomes
Correct Answer:
ribosomes
Explanation:
Site of protein synthesis
When a lysosome fuses with a phagosome, it results in the formation of
Options
(a) secondary lysosome (b) primary lysosome (c) autophagic vacuole (d) residual body
Correct Answer:
secondary lysosome
Explanation:
No explanation […]
What is genophore?
Options
(a) DNA in prokaryotes (b) DNA and RNA in prokaryotes (c) DNA and protein in prokaryotes (d) RNA in prokaryotes
Correct Answer:
DNA in prokaryotes
Explanation:
No explanation available. […]
Two cells are connected with the help of
Options
(a) plasmodesmata (b) plasma membrane (c) cell wall (d) none of these
Correct Answer:
plasmodesmata
Explanation:
No explanation available. Be the first to write […]
Tonoplast is the membrane surrounding the
Options
(a) cytoplasm (b) vacuole (c) nucleus (d) mitochondria
Correct Answer:
vacuole
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Thylakoids in chloroplasts are
Options
(a) interconnected sacs (b) a stack of lamella (c) interconnected tubules (d) place of Calvin cycle
Correct Answer:
interconnected sacs
Explanation:
No explanation available. Be the first to […]
Three of the following statements regarding cell organelles are correct, while one is wrong. Which one is wrong?
Options
(a) Lysosomes are double membrane vesicles budded off from Golgi apparatus and contain digestive […]
The waxy substance associated with cell walls of cork cells is
Options
(a) lignin (b) hemicellulose (c) suberin (d) cutin
Correct Answer:
suberin
Explanation:
No explanation available. Be the first to write the […]
The vacuole is lined by a membrane called
Options
(a) cell membrane (b) tonoplasm (c) tonoplast (d) jacket
Correct Answer:
tonoplast
Explanation:
No explanation available. Be the first to write the explanation for […]
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