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sister chromatids

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15y ago

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Related Questions

Are organisms with identical numbers of chromosomes identical?

No they are not identical


What are a pair of genes that are identical called?

A pair of genes that are identical are called alleles. Alleles are different forms of the same gene that occupy the same position on homologous chromosomes.


When the chromosomes make an exact copy of themselves what are they then called?

When chromosomes make an exact copy of themselves, they are called sister chromatids. Sister chromatids are identical copies of a chromosome that are held together by a structure called the centromere.


What are the chromosomes in your skin identical to?

The chromosomes in your skin are identical to the chromosomes every other one of your body's cells with the exception of gametes. The chromosomes of your sperm and eggs have only half of the chromosomes that are found in your skin cells.


Are sex chromosomes called homozygous chromosomes?

No, sex chromosomes are not referred to as homozygous chromosomes. Homozygous chromosomes have identical alleles at a specific gene locus, while sex chromosomes determine an individual's biological sex. In humans, sex chromosomes include X and Y chromosomes.


When a pair of chromosomes contains different alleles for a trait that trait is called a what when a trait has two identical alleles it is called?

2 different alelles - heterozygous Same alelles - homozygous


Before cell division begins each chromosomes consists of two identical joined chromosomes called?

Before cell division begins, each chromosome consists of two identical joined chromatids called sister chromatids. Each sister chromatid contains an identical copy of the chromosome's DNA molecule.


Are sister chromosomes identical?

yes because all they are, are one chromosome divided directly in half in to 2 identical chromosomes. :-)


What phase does chromosomes first appear to be double?

Chromosomes first appear to be double during the S phase of the cell cycle when DNA replication occurs. This results in two identical sister chromatids joined by a centromere in preparation for cell division.


How many chromosomes do identical human twins have?

Assuming their are no mutations the twins wold both have 46 chromosomes. Twins, have the normal number of chromosomes, the only difference between an set of identical twins and two average individual is that twins have identical DNA.


How many chromosomes do human cells have, and what is the structure of each chromosome in terms of pairs of identical components?

Human cells typically have 46 chromosomes, which are organized into 23 pairs. Each chromosome in a pair contains identical components called sister chromatids, which are joined together at a region called the centromere.


Is the process of duplicating chromosomes prior to cell division.?

DNA replication