Two (2). Before DNA replication, each chromosome is composed of a single chromatid. After replication, but before separation of the chromatids during anaphase, this is true.
A chromatid is one half of a duplicated chromosome, so typically there are 2 chromatids in a chromosome.
A duplicated chromosome consists of two identical sister chromatids joined at the centromere. Therefore, one half of a duplicated chromosome refers to one of these sister chromatids, which contains a copy of the genetic material from the original chromosome.
The cell structure that joins two sister chromatids into one single chromosome is called the centromere. This is at the center of the sister chromatids.
A chromosome pair, as in a pair of Chromosome 15, or a pair of Chromosome 5. Others have said Tetrad - Pls stand-by.
During metaphase, a human cell will have 46 chromosomes, as humans have a diploid number of chromosomes. Each chromosome is replicated, resulting in a total of 92 sister chromatids, with each chromosome consisting of two identical sister chromatids joined at the centromere.
A chromatid is one half of a duplicated chromosome, so typically there are 2 chromatids in a chromosome.
A duplicated chromosome consists of two identical sister chromatids joined at the centromere. Therefore, one half of a duplicated chromosome refers to one of these sister chromatids, which contains a copy of the genetic material from the original chromosome.
There are two chromatids for each chromosome before the S-phase. The S-phase is wherein DNA of each chromosome is replicated.
The cell structure that joins two sister chromatids into one single chromosome is called the centromere. This is at the center of the sister chromatids.
Two chromatids connected at the centromere make up one chromosome.
Two chromatids are present in a chromosome at the beginning of mitosis.
After replication, each chromosome harbors two sister chromatids, which are identical copies of the original chromosome. The sister chromatids are held together at the centromere and will later separate during cell division.
There are two chromatids in each chromosome before interphase, as each chromosome replicates during the S phase of the cell cycle to form sister chromatids that are connected at the centromere.
All tetrads contain four chromatids. Each "leg" is one chromatid.2Tetrad = 2 homologous chromosomes1 homologous chromosome has 2 chromatids joined together by a centromere.That means that there are four chromatids in a tetrad
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.
A chromatid is one-half of two identical copies of a replicated chromosome. During cell division, the identical copies are joined together at the region of the chromosome called the centromere. They are known as sister chromatids. Once the paired sister chromatids separate from one another in anaphase of mitosis, each is known as a daughter chromosome. [source: About.com/Biology, see link below]
A chromosome pair, as in a pair of Chromosome 15, or a pair of Chromosome 5. Others have said Tetrad - Pls stand-by.