Podcast
Questions and Answers
What did Muramatsu demonstrate about the ssp.dicoccum var.liguliforme?
What did Muramatsu demonstrate about the ssp.dicoccum var.liguliforme?
What did Muramatsu find about the ssp.carthlicum in his experiments?
What did Muramatsu find about the ssp.carthlicum in his experiments?
According to Muramatsu's experiments, what happens to the range of variation of characters when Q is present in tetraploid wheats?
According to Muramatsu's experiments, what happens to the range of variation of characters when Q is present in tetraploid wheats?
What is the primary purpose of monosomic analysis in wheat?
What is the primary purpose of monosomic analysis in wheat?
Signup and view all the answers
Which statement best describes the genetic complexity in hexaploid wheats with regards to the presence of Q?
Which statement best describes the genetic complexity in hexaploid wheats with regards to the presence of Q?
Signup and view all the answers
Based on Muramatsu's findings, what can be inferred about the phenotypic variation in tetraploid wheats without the Q allele?
Based on Muramatsu's findings, what can be inferred about the phenotypic variation in tetraploid wheats without the Q allele?
Signup and view all the answers
What is the role of the three crossability genes (kr1, kr2, kr3) identified in Chinese Spring wheat?
What is the role of the three crossability genes (kr1, kr2, kr3) identified in Chinese Spring wheat?
Signup and view all the answers
What did Muramatsu conclude about the expression of phenotypic variation in different QQ lines of tetraploid wheats?
What did Muramatsu conclude about the expression of phenotypic variation in different QQ lines of tetraploid wheats?
Signup and view all the answers
Which of the following is a key characteristic of homeologous chromosomes in hexaploid wheat?
Which of the following is a key characteristic of homeologous chromosomes in hexaploid wheat?
Signup and view all the answers
What is a key advantage of using alien tetraploid species in wheat improvement?
What is a key advantage of using alien tetraploid species in wheat improvement?
Signup and view all the answers
What is the significance of E.R. Sears' development of a complete set of 21 monosomics in the hexaploid wheat cultivar Chinese Spring?
What is the significance of E.R. Sears' development of a complete set of 21 monosomics in the hexaploid wheat cultivar Chinese Spring?
Signup and view all the answers
Why has the exploitation of alien germplasm for wheat improvement been limited?
Why has the exploitation of alien germplasm for wheat improvement been limited?
Signup and view all the answers
Which of the following is the most correct description of the evolution of hexaploid wheats?
Which of the following is the most correct description of the evolution of hexaploid wheats?
Signup and view all the answers
Which of the following best describes the genome composition of hexaploid wheats?
Which of the following best describes the genome composition of hexaploid wheats?
Signup and view all the answers
What is the purpose of the Ph gene located on chromosome 5B in hexaploid wheat?
What is the purpose of the Ph gene located on chromosome 5B in hexaploid wheat?
Signup and view all the answers
Which of the following best describes the relationship between the chromosomes in a homeologous group in hexaploid wheat?
Which of the following best describes the relationship between the chromosomes in a homeologous group in hexaploid wheat?
Signup and view all the answers
What is the proposed origin of the tetraploid wheats (AABB genome)?
What is the proposed origin of the tetraploid wheats (AABB genome)?
Signup and view all the answers