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प्रश्न
During the pairing of chromosomes in meiosis, the ________ chromosomes come to lie side by side.
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उत्तर
During the pairing of chromosomes in meiosis, the homologous chromosomes come to lie side by side.
संबंधित प्रश्न
Name the following:
The number of chromosomes present in a nerve cell of a human being.
Given below is a schematic diagram of a portion of DNA.
- How many strands are shown in the diagram?
- How many nucleotides have been shown in each strand?
- Name the parts numbered 1, 2, 3, 4 and 5 respectively.
- Name the DNA unit constituted by the parts 1, 2, 3 collectively.
Choose the correct answer:
Minimum coiling in chromosome is at ________________
Enumerate the various changes that occur in the nucleus of the cell during prophase.
Enumerate the various changes that occur in the nucleus of the cell during anaphase of mitotic division.
Give Reasons for the following
Chromosomes are the carriers of heredity.
Explain the Term Spindle
Name the following:
Microtubules form the bipolar spindle in which stage.
Give Technical Terms
The stage at which chromosomes occurs reach the opposite poles.
Write the functional activity of the following structure:
Spindle fibers
Name the following:
Cells having a single set of chromosomes.
Name the following:
Pairs of chromosomes, present in human egg cells.
Name the following:
A specific part of a chromosome that determine hereditary characteristics.
Compare X chromosome and Y chromosome.
With the help of a neat labelled diagram, describe the structure of chromosome.
The number of chromosomes found in human beings is ______.
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.
Which of the following type of chromosomes has only one telomere?
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.
