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प्रश्न
Name the following:
The number of chromosomes present in a nerve cell of a human being.
उत्तर
46 (23 pairs)
APPEARS IN
संबंधित प्रश्न
Choose the correct answer:
Chromosomes appear at equator in ____________
Choose the correct answer:
Minimum coiling in chromosome is at ______________
Choose the correct answer:
Chromosome is most coiled at (in mitosis) ____________
Choose the correct answer:
Chromosome is most coiled at (in mitosis) ________________
Label the lettered parts of the given figure and answer the following questions:
(i) What does this diagram represent?
(ii) What is the importance of'd'?
(iii) What are the 'staining' properties of 'b' and 'c'?
(iv) Who gave the term used for this structure today?
(v) What is a?
(vi) Is 'e' present in all chromosomes?
Choose the correct answer:
Telocentric chromosomes are _________________
Choose the correct answer:
Sex of an individual is determined by ____________
What is the importance of meiosis?
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Chromosomes are the thickest and shortest in telophase.
State the Location: Polytene chromosome
Name the following:
The number of chromosomes present in human gametes.
Give the example of X- monosomy you have studied.
Describe the structure of sex chromosomes with the help of labelled diagram.
The centromere is found at the centre of the ______ chromosome.
Explain the structure of a chromosome.
______ is a sudden permanent heritable change that can occur in the gene, in the chromosome or chromosome number.
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.
