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What is ploidy of nucellus,MMC,functional megaspore,female gametophyte?plz explain how?
judwa bacche kaise hote hai
Theca are separated by a longitudinal groove running lengthwise. explain please
What are microsporogenesis and megasporogenesis?
WHAT IS THE FUNCTION OF GERM PORE
eg of chasmogamous and cleistogamous flowers
what is the ploidy of nucellus , megaspore mother cell , the functional megaspore and female gametophyte ?
list at least five flowers of ornamental value that are commonly cultivated at homes and garden.
name 5 flowers that are used in social and cultural celebrations
how do tapetal cells become binucleate/multinucleate?
What would be the ploidy of the cells of tetrad?
What is the importance of apomixis and polyembryony? At least 4-5 points.....
why is aceto carmine used while performing mitosis experiment?
why are most or should i say all anthers bilobed and dithecous ? what kind of importance this kind of structure offer ? is it to promote more number of pollen grains,better dehiscence technique or some other reasons ?
Can you think of how tapetal cells could become bi-nucleate?
is endosperm persistent in wheat,rice and maize?
what is polygonum type of embryo sac?? plzz xplain in details..
Can you please explain the outbreeding devices of pollination?
why the exine should be hard and what is the function of germ pore?
What is emasculation ? When and Why plant breeders employ this technique ?
how many equational divisions are necessary in a cell of onion root tip to form 128 cells ? 1)64 2)128 3)7 4)127 Explain with details plzzz its urgent
how could the tapetal cells become bi-nucleate?
what would be the genetic nature of apomictic embryos?can they be called clones?
in which characters air pollinated flowers differ from insect pollinated ones ?
a) Due to small perianth & sticky pollen
b) Small coloured perianth & heavy pollen grains
c) Coloured perianth & large pollen grains
d) Without perianth & light pollen grains
describe the stages in embryo development in dicot plant
Why do you think the exine should be hard? What is the function of germ pore?
endosperm development precedes embryo development. why?
thalamus is a modified stem. Please. Explain. This also
example for anatropous ovule and atropous ovule
what is sporopollenin??
Describe the characters of Anemophilous and Entomophilous flowers. (atleast 3 characters each with example.)
what are pollen banks
what is the function of filiform apparatus?
WHAT IS THE PLOIDY LEVEL OF SYNERGIDS , ANTIPODAL CELLS AND EGG CELLS ??
is there is any relationship between number of ovule in the ovary and the number of seed present in the fruit??????????????
how many ovaries are present in a typical flower?
what is the function of germ pore?
what are pollen or nectar robbers?
"It also requires synchrony in the pollen release and stigma receptivity" Din't quite understand the line. So if some one could expplain...!?
Give 2 differences between perisperm and endosperm with examples.
All the aquatic plants cannot use water for pollination - do you agree with this
How it is possible in oxalis and viola plants to produce assured seed sets even in the absence of pollinators?
wht is microspore tetrad ?
what are synergids and antipodal cells how are connected to each other?
Is Amorphophallus the flower which is 6 ft. in height???
what is difference between microspore and pollen grain?
is sporogenous tissue and pollen mother cell the same thing ?please also explain microsporogenisis... i am confused...
Explain the terms "tenuinucellate" and "crassinucellate" ?
What is the significance of double fertilisation?
What is Stomium?
May u plz tell...What are the examples of Geitonogamy and Xenogamy...???
is there a difference between pollen sac n microsporangia??
labelled diagram of microsporogenesis n macrosporogenesis.
How many germ pores are present in the pollen grain of monocots and dicots?
what is the importance of the megaspore mother cell(MMC) undergoing meiosis?
what is the difference between microsporangia, microsporangium & megasporangia, megasporangium?
incompatibility is a natural barrier in the fusion of gametes .justify the statement.
Why do the integuments of an ovule harden and the water content highly reduced as the seed matures?
explain any two devices by which autogamy is preventd in flowering plants
give examples of complete,perfect,imperfect ,incomplete flower
during mitotic cell divisionthe gametes becomes diploid in nature.. so when the generative cell undergoes mitotic division... the cell should become diploid .. but how come the generative cell and gametes be haploid?
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