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Chromosomes 21 and 22 contain long stretches of repetitive DNA, which are unstable sites where rearrangements can occur. The sequencing of human chromosomes 21 and 22 showed that some regions of chromosomes do not code for proteins.

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What is the long strand of DNA and protein?

The long strand of DNA and protein is called a chromosome. Chromosomes are found in the nucleus of eukaryotic cells and contain genes that carry genetic information. They condense and become visible during cell division.


Are chromosomes and chromatid the same thing?

No, chromosomes and chromatids are not the same. Chromosomes are long strands of DNA that contain genetic information, while chromatids are one of the two identical halves of a replicated chromosome held together by a centromere during cell division.


Does each chromosome have a very long DNA molecule with hundreds of thousands of genes?

Yes, each chromosome contains a single, long DNA molecule that can house tens of thousands of genes. Genes are segments of DNA that contain the instructions for making specific proteins, which then determine an organism's traits and functions. In humans, each cell typically contains 23 pairs of chromosomes, for a total of 46 chromosomes.


What are structure the contain DNA called?

Chromosome


Purpose of a telomere?

A telomere is the structure at each end of a chromosome. It consists of an area of highly repeated DNA combined with protein. Its main function is to protect the end of the chromosome.Telomeres are instrumental in enabling the cells to divide and replicate. But as we grow older these tips wear out and shorten much like the shoelace caps. When they get too short, we get diseases and die. The three Nobel Prize winners found this as they were looking for a cure for cancer.

Related Questions

Chromosome 22 contains long stretches of DNA that do not code for proteins?

Yes, chromosome 22 contains regions of non-coding DNA, including genes that encode for non-coding RNAs, regulatory elements, and repetitive DNA sequences. These non-coding regions play important roles in gene regulation and genome stability.


What does a chromosome contain?

A chromosome is a part of DNA that consists of a long arm and a short arm connected at the center called the Centromere.


What are long strands of nuclear material that contain DNA called?

It's called a Chromosome


What is the only continent that does not contain a long linear mountain range that stretches across the landmass?

Antarctica is the only continent that does not have a long linear mountain range stretching across it. While it does have mountain ranges, they are more dispersed and not part of a continuous range like in other continents.


Is a gene a complete chromosome?

No, a gene is a specific region of DNA that contains the instructions for making a particular protein or RNA molecule. A chromosome is a long strand of DNA that can contain many genes as well as other genetic material. Each chromosome may contain hundreds or thousands of genes.


What is a very long organic molecules that contain instructions that cells need to function called?

The chromosome(s), which are made of the polymer deoxyribonucleic acid (DNA).


Structures in the nucleus that contain hereditary material?

The structure in the nucleus that contains hereditary material is the chromosome. Chromosomes are long, organized structures that are made of deoxyribonucleic acid (DNA).


What does the 24 in chromosome 8q24 mean?

The 24 in chromosome 8q24 denotes the specific location of a gene on chromosome 8. Chromosomes are numbered from 1 to 22 based on size, with 23 being the sex chromosomes. The q indicates the long arm of the chromosome, and the 24 specifies the banding pattern within that region.


Long strand found in the nucleus?

Chromosome


What are some special preparations for volleyball?

Before a volleyball game you should do various stretches, such as, lunges, leg stretches, arm stretches and foot stretches. You also HAVE TO stretch your arms before serving. If you don't you will pull an arm muscle and it will hurt for a long time.


What is the difference between a chromosome and a DNA molecule?

The difference between a chromosome and a DNA molecule is that a chromosome is a single DNA molecule associated with proteins and a DNA molecule is a long thin molecule that stores genetic information.


What do long strand of DNA in cells form?

a chromosome