The typical structure of a mature angiosperm embryo sac does NOT include which of the following?
8 cells, 7 nuclei
7 cells, 8 nuclei
3 antipodal cells
2 synergids
Related Questions
Which of the following is produced by the male gametophyte in flowering plants?
Egg cells
Endosperm
Polar nuclei
Male gametes
In which of the following plant structures does a haploid generation reside within a diploid generation?
Pollen grains inside the anther
Germinated pollen grain with two male gametes
Seed inside the fruit
Embryo sac inside the ovule
A botanist observes a new plant species with flowers containing a single ovule per ovary, clustered in an inflorescence. Considering these characteristics, which pollination vector is LEAST likely?
Wind
Insects
Water
Birds
Microsporangia develops in to
Pollen grains
Ovules
Seeds
Fruits
The plant parts which consist of two generations-one within the other (a) Pollen grains inside the anther
(b) Germinated pollen grain with two male gametes
(c) Seed inside the fruit
(d) Embryo sac inside the ovule
(a) Pollen grains inside the anther
(b) Germinated pollen grain with two male gametes
(c) Seed inside the fruit
(d) Embryo sac inside the ovule
Filiform apparatus is characteristic of?
synergids
egg
antherwall
antipodal cells
Pollens are be stored at which temperature
How many number of nuclei are involved in fertilization?
1
2
3
5
Both autogamy and geitonogamy are prevented in?
cucumber
castor
maize
papaya
Transfer of pollen grains from one flower to another flower of same plant is
Geitonogamy
Autogamy
Allogamy
Cleistogamy
