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How many chromosomes would a tetraploid potato gametic cell contain?
A tetraploid potato cell would contain four sets of chromosomes, so a gametic cell would contain half that amount, which is two sets (diploid). This means a tetraploid potato gametic cell would contain 48 chromosomes.
What might happen if cytokinesis were omitted from the cell cycle?
If it is skipped the cell does not finish division and will then have at least two nuclei.Cytokinesis failure leads to both centrosome amplification and production of tetraploid cells, which may set the stage for the development of tumor cells.However, tetraploid cells are abundant components of some normal tissues including liver and heart. In humans, the number of polyploid cells averages 30–40% in the adult liver.
What is the cause of tetraploid?
Tetraploidy can result from errors during cell division, such as nondisjunction or endoreduplication, leading to the doubling of the chromosomal content in a cell. It can also be induced experimentally through chemical treatments or genetic modifications.
What would happen is reproductive cells were diploid?
They would produce tetraploid offspring. Reproductive cells are also called sex cells (gametes). Gametes form a fertilized egg (zygote) when they combine their chromosomes in a single nucleus. So two diploid (2n) gametes would form a tetraploid (4n) zygote. (n is a symbol for the number of chromosomes in a single set.)Scientists believe that many plants have doubled their chromosome number at some point in the past, becoming tetraploid (in some cases more than once); coffee and wheat are just two examples. This sort of thing is rare in animals.
What is allopolyploidy?
Allopolyploidy is when a fertile organism has more than two chromosome sets due to two different species interbreeding and combining their chromosomes. Allopolyploids are fertile when they breed with each other but cannot breed with either of their parent species so they are now considered a new biological species. Triticale, a hybrid of wheat and rye, is an allopolyploid with six sets of chromosomes. Amphidiploid is synonymous with alloploid.
How many hapliod set in a tetraploid 4n?
A tetraploid organism has four sets of chromosomes, denoted as 4n. Since a haploid set contains one complete set of chromosomes, a tetraploid has four haploid sets. Therefore, a tetraploid (4n) has four haploid sets (n).
How might a mosaic tetraploid animal arise?
Mt a mother and father mosaic tetraploid animal having a special hug.
Is Gossypium hirsutum tetraploid?
Yes
Is maize tetraploid or hexaploid?
hexaploid
Why are tetraploid organisms fertile?
Most tetraploid organisms are fertile because they have four chromosomes. Triploids on the other hand have three chromosomes which make it infertile.
How many chromosomes would a tetraploid potato gametic cell contain?
A tetraploid potato cell would contain four sets of chromosomes, so a gametic cell would contain half that amount, which is two sets (diploid). This means a tetraploid potato gametic cell would contain 48 chromosomes.
How do you breed tetraploid plants?
Tetraploid plants can be bred through inducing polyploidy using chemicals or colchicine treatment. This process involves treating plant tissue with a substance to double the chromosome number, resulting in tetraploid plants. These tetraploid plants can then be crossed with other tetraploids or diploid plants to produce offspring with desired characteristics.
How many chromosomes will a hybrid have by crossing two somatic cells?
If both parents were diploid, then it would be tetraploid (4X).
What has the author Christina Helen Scarrott written?
Christina Helen Scarrott has written: 'Self-incompatibility in diploid and tetraploid lolium species'
Hexaploid wheat was produced synthetically by He and coworkers They mated the diploid species Aegilops tauschii and the tetraploid species T turgidum what is an accurate statem?
Aegilops tauschii contributed two chromosomes, and T. turgidum contributed four chromosomes.Diploid = 2n. Tetraploid = 4n. Hexaploid = 6n.Therefore, following meiosis you get 1n + 2n = 3n.3n gamete ---> 6n somatic cell.
What would be the ploidy of the viable gametes produced by a tetraploid individual if nondisjunction of all chromosomes occurred in meiosis you?
The ploidy of the gametes produced by a tetraploid individual with nondisjunction of all chromosomes during meiosis would be diploid. This is because, in nondisjunction, the chromosomes do not separate properly, leading to the formation of gametes with double the normal chromosome number.
What has the author Thomas Morton Little written?
Thomas Morton Little has written: 'Tetraploid segregation in Antirrhinum majus L' -- subject(s): Karyokinesis, Snapdragons
