how different are the endosperm of gymnosperms
How different are the endosperm of gymnosperms and the endosperm of angiosperms?
In gymnosperms the endosperm is haploid (n), it is known as primary endosperm. In angiosperm the endosperm is triploid (3n), it is known as secondary endosperm.
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how are the male gametophytes and the male gametes formed in angiospermsin the anthers of every stamen there are pollen sacs within the pollen sacs
how many cellular nuclei does the pollen tube of angiosperms have what is the ploidy of each of these nucleithe pollen tube that is the mature male
what is the difference between self pollination and cross pollination which of these two modes of pollination contributes more to the plant
what is dichogamydichogamy is the phenomenon of the maturation of female reproductive structures of the plant in a dissimilar period to the
how different are the endosperm of gymnosperms and the endosperm of angiospermsin gymnosperms the endosperm is haploid n it is known as primary
what are cotyledonscotyledons or seed leaves are structures formed by the embryo of angiosperms to absorb nutrients from the endosperm and to keep
q what is the use of control rods mention any two control rodsthe control rods are utilized to control the chain reaction they are extremely good
q write short notes on proton - proton fusion in sunproton - proton cycle 1h1 1h1 rarr 1h2 1e0 nu emission of positron as well as neutrino1h1 1h2
q what are cosmic raysthe ionising radiation several times stronger than gamma-rays entering the earth from all the directions from cosmic or
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