Autopolyploidy. Autopolyploids yog polyploidsnrog ntau cov chromosome teev tau los ntawm ib qho se. … Feem ntau ntawm autopolyploidy tshwm sim los ntawm kev sib xyaw ntawm unreduced (2n) gametes, uas ua rau triploid (n + 2n=3n) lossis tetraploid (2n + 2n=4n) cov xeeb ntxwv.
Cov nroj tsuag twg yog tetraploid?
Piv txwv ntawm cov nroj tsuag tseem ceeb polyploid siv rau tib neeg cov zaub mov suav nrog, Triticum aestivum (nplej), Arachis hypogaea (peanut), Avena sativa (oat), Musa sp. (txiv tsawb), ntau hom kev ua liaj ua teb Brassica, Solanum tuberosum (qos), Fragaria ananassa (strawberry), thiab Coffea arabica (coffee).
Dab tsi yog tetraploid?
Tsuas yog ob qhov xwm txheej ntawm kev ua tiav polyploidy paub ntawm cov noog, thiab tsuas yog ib qho ntawm cov tsiaj nyeg: tus South American liab viscacha nas(uas yog qhov ntxim nyiam tshaj li nws suab). Nws muaj plaub daim ntawv luam ntawm nws cov genome, uas ua rau nws tetraploid. Polyploidy feem ntau me ntsis ntawm lwm cov tsiaj.
Puas nplej yog tetraploid?
Nyob rau hauv qhov kev tshuaj xyuas no, peb thiaj suav hais tias Asian cultivated rice as a diploid species and tetraploid rice as contain ob sets of 24 chromosomes].
2 hom polyploidy yog dab tsi?
Muaj ob hom polyploidy- autopolyploidy thiab allo(amphi)polyploidy. Muaj ntau hom nyob hauv txhua qhov kev faib loj no.
