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प्रश्न
Choose the correct answer:
Chromosomes largely consist of _______________
पर्याय
DNA and histones
DNA and RNA
RNA and histones
histones and ions
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उत्तर
Chromosomes largely consist of DNA and histones
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संबंधित प्रश्न
Choose the ODD one out from the following terms given and name the CATEGORY to which the others belong
Centrosome.Cell wall, Cell membrane, Large vacuoles
The Chromatin material is formed forms of ______.
Chromosomes are mainly made up of ______.
Choose the correct answer:
Chromosomes appear at equator in ____________
Choose the correct answer:
If after karyokinesis, cytokinesis does not occur, then result would be _____________
What is the importance of meiosis in creating variations?
Identify the stages of meiosven below and label them.
Draw a duplicate chromosome and label its part.
Explain the Term Centrioles
Give Technical Terms
The stage at which synapsis in chromosomes to form bivalents.
Duplicated chromosomes are joined at a point termed ______.
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. |
In humans, the sex chromosome complement is
Explain the structure of chromosomes with labelled diagram.
The number of chromosomes found in human beings is ______.
Some of the chromosomes have an elongated knob-like appendages known as telomere.
Match the following.
| 1. Autosomes | - | Trisomy 21 |
| 2. Diploid condition | - | 9 : 3 : 3 : 1 |
| 3. Allosome | - | 22 pair of chromosome |
| 4. Down’s syndrome | - | 2n |
| 5. Dihybrid ratio | - | 23rd pair of chromosome |
The sex of the newborn child is a matter of chance and neither of the parents may be considered responsible for it. What would be the possible fusion of gametes to determine the sex of the child?
Which of the following is TRUE with respect to the genes which inherit together during crossing over?
