In apple,the chromosome number of gametes is $17$. What is the chromosome number in its Primary Endosperm Nucleus $(PEN)$?

  • A
    $51$
  • B
    $34$
  • C
    $68$
  • D
    $17$

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The endosperm of an angiosperm is:

The role of double fertilization in angiosperms is to produce

Assertion $(A) :-$ Liquid endosperm of coconut is multinucleate.
Reason $(R) :-$ Karyokinesis is not followed by cytokinesis during development of liquid endosperm of coconut.

In which of the following plants does the formation of endosperm occur after fertilization?

If a plant has $42$ chromosomes in its root tip cells,then the number of chromosomes in its endosperm cells is:

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