Q:

The human cell nucleus

safaTerkawi
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2022-08-18
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 The human cell nucleus.

  1. Has a membrane which is permeable to nucleic acid.
  2. In somatic cells contains 44 chromosomes.
  3. Stores its genetic material in the nucleolus.
  4. Has a skeleton of fine filaments.
  5. Is essential for cell division.
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All Answers

safaTerkawi
2022-08-18
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A. True Messenger RNA crosses the nuclear membrane.

B. False The total is 46; i.e. 44+XX or XY.

C. False The nucleolus is a condensation of RNA; the genetic material is in chromosomes.

D. True These are attached to the nuclear membrane.

E. True For example, red blood cells cannot divide.

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