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प्रश्न
Duplicated chromosomes are joined at a point termed ______.
पर्याय
Centrosome
Centromere
Centriole
Chromatid
उत्तर
Duplicated chromosomes are joined at a point termed centromere.
Explanation:
Until they are split during cell division, the centromere is the point of attachment between the two sister chromatids of a chromosome.
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:
During mitosis which of the following disintegrate ___________
Choose the correct answer:
Chromosome is most coiled at (in mitosis) ________________
Enumerate the various changes that occur in the nucleus of the cell during prophase.
Identify the stages of meiosven below and label them.
Explain the Term Chromosomes
Name the following:
The part of the cell associated with heredity.
Multiple Choice Question:
How many chromosomes are found in a cell of humans?
Multiple Choice Question:
The period between two successive mitotic divisions is
Give Reason:
The Law of independent assortment holds good for the gene pairs that occur in different pairs of chromosomes.
Multiple Choice Question
Chromosomal aberrations are caused by:
Explain the structure of chromosomes with labelled diagram.
The loss of one or more chromosomes in ploidy is called ______.
The thin thread-like structures found in the nucleus of each cell are called ______.
Explain the structure of a chromosome.
Read the following statements and select the correct option.
Statement I: The densely packed transcriptionally active, light staining region of chromatin is known as 'Heterochromatin'.
Statement II: The loosely packed, dark staining transcriptionally inactive region of chromatin is known as 'Euchromatin'.
In higher unisexual animals, one pair of chromosomes is not identical in two sexes. It is called as ______.
Which of the following type of chromosomes has only one telomere?
Define the following term:
Chromosome
