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siniylev [52]
3 years ago
11

In the body, why do muscle cells and skin cells look and behave differently? Their genes are being expressed differently. The sa

me genes are being expressed in both types of cells. They have different genes. There is no similarity in their chromosomes.
Biology
1 answer:
hodyreva [135]3 years ago
7 0

Answer:

Muscle cells and skin cells look and behave differently because their genes are being expressed differently.

Explanation:

  • Genes are the sequence of nucleotide that has all the information about the functioning and characteristics of particular cells.
  • All genes are actually present in our liver cell but the thing that matter is the gene is expressed differently for different type of functioning.
  • So even having the same gene the cells might look different and behave different, its all about turning the gene "on" and "off".
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The correct answer will be the cell is in prophase I of meiosis and will enter metaphase I next.

Explanation:

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During meiosis the division of the genetic material is markedly observed and based on this meiosis is divided into 4 phases: prophase, metaphase, anaphase and telophase.

During prophase: the chromatin structure of DNA starts condensing to form chromatids which attaches to homologous chromatids and are known as sister chromatids. These sister chromatids exchange their genetic material via a process called called recombination or crossing over which takes place during pachytene stage of prophase I. After crossing over it is proceeded by the next stage that is metaphase I in which chromosomes gets aligned at the center of the cell.

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