Chromosome Overview

Chromosome Guide

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  • Summary
  • Definition
  • Information
Reviewed By Brian Kirmse, MD

Definition

Chromosomes are long pieces of DNA found in the center (nucleus) of cells. DNA is the material that holds genes . It is considered the building block of the human body.


Information

Chromosomes come in pairs. Normally, each cell in the human body has 23 pairs of chromosomes (46 total chromosomes). Half come from the mother; the other half come from the father.

Two of the chromosomes (the X and the Y chromosome) determine if you are born a boy or a girl (your gender). They are called sex chromosomes:

  • Females have 2 X chromosomes.


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Encyclopedia: Chromosome

Wikipedia.orgWIKIPEDIA.ORG

Chromosomes are organized structures of DNA and proteins that are found in cells. A chromosome is a singular piece of DNA, which contains many genes, regulatory elements and other nucleotide sequences. Chromosomes also contain DNA-bound proteins, which serve to package the DNA and control its functions. The word chromosome comes from the Greek and due to their property of being stained very strongly by some dyes. Chromosomes vary extensively between...


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Yahoo! Answers

Yahoo! AnswersYAHOO! ANSWERS

chromosome?
how would you define chromosome?

Chromosomes are organized structures of DNA and proteins that are found in cells. Chromosomes contain a single continuous piece of DNA, which contains many genes, regulatory elements and other nucleotide...

Asked by ragamuffin - 8 months ago

What chromosome is the disorder Xeroderma Pigmentosum carried on?
I am researching the genetic disorder Xeroderma Pigmentosum, and I need to know what #...

There are many different types that occur on various chromosomes. Some types occur on 9,2,3,19,11,16,13, etc. If you want to research this I would suggest a book at the library....

Asked by twizzler2222 - 8 months ago


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