NEET2007BotanySexual Reproduction in Flowering PlantsActual
In the hexaploid wheat, the haploid ( n ) and basic (x) numbers of chromosomes are:
Options
- An=21 and x=21
- Bn=21 and x=14
- Cn=21 and x=7
- Dn=7 and x=21 .
Correct answer
C. n=21 and x=7
Step-by-step solution
The basic number (x) of chromosomes in wheat is 7 so, 6 x=2 x=42 and n=21 Related Theory Triticum aestivum is known that hexaploid common wheat has stronger adaptability to many stressful environments than its tetraploid wheat progenitor.