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प्रश्न
Choose the correct answer:
Chromosomes appear at equator in ____________
विकल्प
anaphase
metaphase
prophase
telophase
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उत्तर
Chromosomes appear at equator in Metaphase
संबंधित प्रश्न
During the pairing of chromosomes in meiosis, the ________ chromosomes come to lie side by side.
Answer the following question in your own words.
What is meant by ‘chromosome’?
Choose the correct answer:
Chromosomes number is halved in _____________
Choose the correct answer:
Minimum coiling in chromosome is at ______________
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:
The term 'chromosome' was coined by ___________
What is the importance of meiosis in creating variations?
Differentiate between
Gametic meiosis and Zygotic meiosis.
Give Technical Terms
The stage at which chromosomes occurs reach the opposite poles.
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.
Name the following:
The diploid number for cell of man.
Multiple Choice Question
Chromosomal aberrations are caused by:
Compare X chromosome and Y chromosome.
Nullisomy is represented by ______.
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?
What' does 'P' and 'Q' represent in the following diagram of X and Y chromosomes? Select the correct option representing, its appropriate description.
Identify the TRUE statements with respect to aneuploidy.
- When the chromosome number is not the exact multiple of the haploid set, it is described as aneuploidy.
- Aneuploidy is only addition of one or more chromosome(s) to the total number of chromosomes in a cell.
- Aneuploidy is further classified as hypoploidy and hyperploidy.
