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प्रश्न
Give Reasons for the following
Chromosomes are the carriers of heredity.
उत्तर
The chromosomes contain a gene which carries specific features to the offsprings.
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संबंधित प्रश्न
Synthesis phase in the cell cycle is called so, because of the synthesis of more:
A. RNA
B. RNA and proteins
C. DNA
D. Glucose
What is the number of chromosomes in the gametes of human beings?
The Chromatin material is formed forms of ______.
What are genes?
“First meiotic division is the reduction division” what does the word ‘reduction’ refer to in this statement?
Expand the following biological abbreviations :
DNA
Choose the correct answer:
Minimum coiling in chromosome is at ______________
Choose the correct answer:
Chromosomes number is halved in ____________
Choose the correct answer:
If after karyokinesis, cytokinesis does not occur, then result would be _____________
Mention the contribution of the scientist given below in the study of chromosome:
Strasburger
What are chromosomes?
Enumerate the various changes that occur in the nucleus of the cell during anaphase of mitotic division.
What is the importance of meiosis in creating variations?
Draw a duplicate chromosome and label its part.
Complete the following sentence with appropriate word :
The spindle fibers are made of _______.
Write the functional activity of the following structure:
Chromosome
Name the following:
The diploid number for cell of man.
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. |
Rewrite the correct form of the statement by changing the first or last word only:
Duplicated chromosomes remain attached at a point termed as centrosome.
