The bivalents are homologous chromosome containing a total of two chromosomes. On the other hand, tetrad is the homologous pair of chromosomes containing four chromosome.
Tetrad
Tetrad means a group of four. It is derived from the Greek word "tetra," which means four. In various contexts, tetrad can refer to a group of four related things or elements.
Two sets of sister chromatids .
A group of four chromatids can be found during the stage of meiosis known as a tetrad. Tetrads are formed when homologous chromosomes pair up, creating two pairs of sister chromatids. These tetrads are important for genetic recombination to occur during meiosis, leading to genetic variation in the resulting gametes.
A tetrad consists of two homologous chromosomes, each composed of two sister chromatids. This results in a total of four chromatids aligned during meiosis, allowing for genetic recombination between the homologous chromosomes.
bivalent is another name for tetrad
Tetrad
One pair of homologous chromosomes. One chromosome in a tetrad is paternally inherited, while the other is maternally inherited. Each chromosome consists of two chromatids.
Crossing over:is a process of (breakage) and (exchange) of parts between two homologous chromatids .Each bivalent (a pair of same chromosomes ) is called a tetrad . Along the length of each bivalent one or more X shaped connections between (non-sister chromatids ) are found ;these CHIASMATA are places where crossing overs have occurred .I hope that's helped .ZIZO-Saudi Arabia
This group, surprisingly enough for a biological named structure, is called a tetrad.
Homologous chromosomes pair up during prophase I of meiosis to form a structure called a bivalent, also known as a tetrad. This pairing allows for genetic recombination to occur between homologous chromosomes.
The process you are referring to is called synapsis. During synapsis, homologous chromosomes pair up to form a structure called a bivalent or tetrad. This allows for the exchange of genetic material between the maternal and paternal chromosomes, a process known as crossing over.
bivalent.
No a mule is not a tetrad, this is due to the fact that the mule has 63 chromosomes. Mules are a hybrid between the horse and the donkey, and are unable to reproduce due to the uneven number of chromosomes.
Tetrad.
A bivalent chemical element has the valence 2 as calcium for ex.
1. In metaphase 1 spindle formation is completed In metaphase 2 spindle formation take place 2. Bivalent are involved in metaphase 1 Bivalents are not involved in metsphase 2