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प्रश्न
Chromosomes are mainly made up of ______.
पर्याय
Inheritance
sexual reproduction
asexual reproduction
chromosomes
DNA
RNA
gene
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उत्तर
Chromosomes are mainly made up of DNA.
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संबंधित प्रश्न
Give appropriate biological or technical terms for the following :
The condition in which a pair of chromosomes carries similar alleles of a particular character.
What are genes?
Expand the following biological abbreviations :
DNA
Choose the correct answer:
Chromosomes number is halved in _____________
Choose the correct answer:
The term 'chromosome' was coined by ___________
Choose the correct answer:
Chromosomes are thin and thread like at __________
What are chromosomes?
Give a reason for the following:
Gametes must be produced by meiosis for sexual reproduction.
Explain the Term Zygotene
Write the functional activity of the following structure:
Spindle fibers
Name the following:
Cells having a single set of chromosomes.
Name the following:
The number of chromosomes present in human gametes.
Multiple Choice Question
Chromosomal aberrations are caused by:
Give the example of X- monosomy you have studied.
An inheritable change in the amount or the structure of a gene or a chromosome is called ______.
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 |
Which of the following is TRUE with respect to the genes which inherit together during crossing over?
The chromosomes are duplicated in ______.
Given below is a set of four term. Choose the odd one and write the category of the remaining term:
