The cell cycle of a typical animal cell is represented by which of the following sequences?

  • A
    $2n \xrightarrow{\text{Mitosis}} n \xrightarrow{\text{Fertilization}} 2n \xrightarrow{\text{Meiosis}} 2n$
  • B
    $n \xrightarrow{\text{Meiosis}} 2n \xrightarrow{\text{Fertilization}} 2n \xrightarrow{\text{Mitosis}} n$
  • C
    $2n \xrightarrow{\text{Meiosis}} n \xrightarrow{\text{Fertilization}} 2n \xrightarrow{\text{Mitosis}} 2n$
  • D
    $2n \xrightarrow{\text{Fertilization}} n \xrightarrow{\text{Mitosis}} 2n \xrightarrow{\text{Meiosis}} n$

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Similar Questions

$A-$ In the cell cycle,the division of a cell,$DNA$ replication,and cell growth occur.
$R-$ At the end of meiosis,there are $4$ daughter cells with a new genetic composition.

In ...$A$.... phase,there is synthesis of $RNAs$ and proteins that are needed for cell growth and replication of $DNA$. While it is ...$B$... phase,where synthesis of protein occurs that is needed for spindle formation and mitosis to continue.
Identify $A$ and $B$ to complete the given statement.

$A$ single cell containing a large number of nuclei is called:

Match the following columns:
$I$. Interkinesis$A$. Synapsis
$II$. Interphase$B$. Formation of bipolar spindle
$III$. Zygotene$C$. $DNA$ replication
$IV$. Diakinesis$D$. Stage between two meiotic divisions

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View Solution

Select the correct option $:-$
Column $-I$ Column $-II$
$(a)$ Synapsis aligns homologous chromosomes $(i)$ Anaphase$-I$
$(b)$ Synthesis of tubulin protein $(ii)$ Zygotene
$(c)$ Action of enzyme recombinase $(iii)$ $G_2$-phase
$(d)$ Centromeres split and chromatids move towards opposite poles $(iv)$ Anaphase$-II$
$(v)$ Pachytene

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