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प्रश्न
Mention the contribution of the scientist given below in the study of chromosome:
Balbiani
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उत्तर
Balbiani - Described rod like structures in nucleus before cell division.
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संबंधित प्रश्न
The Chromatin material is formed forms of ______.
State the difference between:
Chromosome and chromatid:
Mention the contribution of the scientist given below in the study of chromosome:
Waldeyer
Synthesis phase in the cell cycle is called so for the synthesis of more of
Enumerate the various changes that occur in the nucleus of the cell during anaphase of mitotic division.
Differentiate between
Cytokinesis in plant and animal cell
Explain the Term Spindle
State the Location: Chromosomes
Write the functional activity of the following structure:
Spindle fibers
Name the following:
Pair of genes responsible for a particular characteristic.
Column ‘II’ is a list of items related to ideas in Column ‘I’. Match the term in Column ‘II’ with a suitable idea given in Column ‘I’.
| Column I | Column II |
| Genetics | Chromosomes are similar in size and shape. |
| Autosomes | The alternative forms of a gene. |
| Recessive gene | Study of laws of inheritance of characters |
| Allele | A gene that can express only when in a similar pair. |
| Homologous chromosomes | Chromosomes are other than the pair of sex chromosomes. |
With the help of a neat labelled diagram, describe the structure of chromosome.
Long answer type question.
Describe the different types of chromosomes.
Explain the structure of chromosomes with labelled diagram.
The loss of one or more chromosomes in ploidy is called ______.
An inheritable change in the amount or the structure of a gene or a chromosome is called ______.
Explain the structure of a chromosome.
Which of the following is TRUE with respect to the genes which inherit together during crossing over?
Define the following term:
Chromosome
