Last Updated On [03-11-2023]
Egg apparatus of angiosperms consist of
a)
One synergid and two egg cells
b)
Two synergids and one egg cell
c)
One central cell, two polar nuclei and three antipodal cells
d)
One egg cell, two polar nuclei and three antipodal cells
Egg apparatus of angiosperms consist of
a)
One synergid and two egg cells
b)
Two synergids and one egg cell
c)
One central cell, two polar nuclei and three antipodal cells
d)
One egg cell, two polar nuclei and three antipodal cells
Question ID - 1448 :-
Egg apparatus of angiosperms consist of
a)
One synergid and two egg cells
b)
Two synergids and one egg cell
c)
One central cell, two polar nuclei and three antipodal cells
d)
One egg cell, two polar nuclei and three antipodal cells
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Egg apparatus of angiosperms consist of |
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|
a) |
One synergid and two egg cells |
b) |
Two synergids and one egg cell |
|
c) |
One central cell, two polar nuclei and three antipodal cells |
d) |
One egg cell, two polar nuclei and three antipodal cells |
|
(b) Two synegirds and one egg cell. Polygonum type of embryo sac is the most common in angiosperms. It is 7-celled and 8-nucleate. The nuclei are arranged in such a way that three organized at micropylar end and form egg apparatus (one egg and two synergides,) two nuclei migrate to centre and form polar nuclei in a single central cell and three nuclei at chalazal pole organized into antipodal cells |
Next Question :
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The double helical model of the DNA was proposed by Watson and Crick based on what data produced by Wilkins and Franklin? |
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a) |
Hybridization |
b) |
DNA sequencing |
|
c) |
Southern blotting |
d) |
X-ray diffraction |
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