Meiosis
... However, the alignment of chromosomes for
prophase is different. Homologous chromosomes join into ... 4 See also
Meiosis I
ProphaseI
prophase I (the
prophase of meiosis I) is the longest phase. In this ...
Mitosis
...
1 Overview
2 Phases
2.1
prophase
2.2 Prometaphase
2.3 Metaphase
2.4 ... is known as binary fission .
Phases
prophase
Main article:
prophase
The genetic material ( DNA ), which normally ...
Mitosis
...
1 Overview
2 Phases
2.1
prophase
2.2 Prometaphase
2.3 Metaphase
2.4 ... is known as binary fission .
Phases
prophase
Main article:
prophase
The genetic material ( DNA ), which normally ...
Prophase
...
prophase is a stage of mitosis .
In
prophase the genetic material ( DNA ), which normally exists in the form of ...
Anaphase
... chromosome separation and can extend the spindle to up to 15 times its metaphase length in the process.
See also
gamete
cytokinesis
prophase
prometaphase
metaphase
telephase
chromosome
prokaryote
eukaryote
...
Centrosome
... nucleus, and consists of a pair of centrioles arranged perpenidcularly to each other (in this case, they are known as diplosomes).
During the
prophase of mitosis , the centrosomes migrate to opposite poles of the cell. Between them is formed the spindle , a bundle of microtubules that will ...
Chromatin
... (2) Chromatin strand ( DNA with histones ). (3) Condensed chromatin during interphase with centromere . (4) Condensed chromatin during
prophase . (Two copies of the DNA molecule are now present) (5) Chromosome during metaphase .
Two distinct types of chromatin can be distinguished:
...
Chromosome
... DNA strand. (2) Chromatin strand ( DNA with histones ). (3) Chromatin during interphase with centromere . (4) Condensed chromatin during
prophase . (Two copies of the DNA molecule are now present) (5) Chromosome during metaphase .
In the early stages of mitosis, the chromatin strands ...
Chromosomal crossover
... Chromosomal crossover is the process by which two chromosomes , paired up during
prophase I of meiosis , exchange some distal portion of their DNA . Crossover occurs when two chromosomes , normally two homologous instances of the ...
Metaphase
... the metaphase plate does the cell enter anaphase . This is accomplished by regulation of the APC, securin, and separase.
Metaphase is preceded by
prophase and followed by anaphase.
See also
cytokinesis
prometaphase
telophase
anaphase
...