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प्रश्न
Sketch and label the structure of chromosome.
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उत्तर
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संबंधित प्रश्न
Describe the structure of sex-chromosomes.
Choose the correct options of the following question:
Study the given monohybrid cross:
A test cross for this Fj will be:
An allohexaploidy contains
Genes G S L H are located on the same chromosome. The recombination percentage is between L and G is 15%, S and L is 50%, H and S are 20%. The correct order of genes is
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?
Read the following statements regarding 'X and Y' chromosomes and select the correct option.
P - Due to presence of large amount of euchrornatin X chromosome is genetically more active.
Q - Due to presence of small amount of heterochromatin Y chromosome is genetically more active.
Chromosomal theory of inheritance was put forth by ______
What do you mean by locus?
