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Question
An allohexaploidy contains
Options
Six different genomes
Six copies of three different genomes
Two copies of three different genomes
Six copies of one genome
Solution
Six copies of three different genomes
RELATED QUESTIONS
If centromere is situated in the middle of the chromosome, it is called ________.
(a) Metacentric
(b) Acrocentric
(c) Submetacentric
(d) Telocentric
If the number of chromosomes in an endosperm cell is 27, what will be the chromosome number in the definitive nucleus?
- 9
- 18
- 27
- 36
Who had proposed the chromosomal theory of the inheritance?
Name the type of cell division involved in the production of sperms by honey bees.
Classify the chromosomes on the basis of position of centromere.
Describe the structure of sex-chromosomes.
Define the Homologous chromosomes
Answer the following question.
Compare in any three ways the chromosomal theory of inheritance as proposed by Sutton and Bovery with that of experimental results on pea plant presented by Mendel.
If the haploid number in a cell is 18. The double monosomic and trisomic number will be
Match the column I (Type of chromosome) with column II (name of chromosome).
| Type of chromosome | Name of chromosome | ||
| i. |  |
P. | Acrocentric |
| ii. |  |
Q. | Telocentric |
| iii. |  |
R. | Metacentric |
| iv. |  |
S. | Sub-metacentric |
Which of the following is a primary constriction?
Identify the term that represents the degree of repetition of the primary basic number of chromosomes in a cell.
At secondary constriction I, ______ becomes organized during interphase.
A gene pair hides the effect of another. The phenomenon is ______.
Extra nuclear chromosomes occur in ______.
Extranuclear inheritance is a consequence of presence of genes in ______.
In a certain taxon of insects some have 17 chromosomes and the others have 18 chromosomes. The 17 and 18 chromosome-bearing organisms are ______.
Chromosomal theory of inheritance was given by ______.
Which of the following is sex chromosomal disorder?
