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प्रश्न
Write a sentence of the following:
Sheath
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उत्तर
Sheath - It is a proteinaeous covering present around the chromosomes.
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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.
State the difference between:
Chromosome and chromatid:
Choose the correct answer:
Centromere is related to ________
Choose the correct answer:
Chromosome is most coiled at (in mitosis) ____________
Choose the correct answer:
Chromosomes number is halved in ____________
What is the importance of meiosis in creating variations?
What is the importance of meiosis?
(i) Draw a neat labeled diagram to show the metaphase stage of mitosis in an animal cell having ‘6’ chromosome.
(ii) How many daughter cells are formed at the end of mitosis and at the end of meiosis?
(iii) With reference to cell division explain the following terms:
(Chromatid, Centromere, Haploid).
(iv) Name the type of cell division that occurs during:
1. Growth of shoot 2. Formation of pollen grains.
3. Repair of worn out tissues.
Complete the following sentence with appropriate word :
The pairing of homologous chromosomes is called _______.
Complete the following sentence with appropriate word :
Chromosomes are _________ material.
Name the following:
The diploid number for cell of man.
Long answer type question.
Describe the different types of chromosomes.
Define euploidy.
Normally, genes occur in a pair of chromosome, but genes of X and Y chromosomes shows different gene loci indicating ______.
Define the following term:
Chromosome
Given below is a set of four term. Choose the odd one and write the category of the remaining term:
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.
