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प्रश्न
Humans have 46 chromosomes. Their sperms and eggs will have ______ chromosomes each.
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उत्तर
Humans have 46 chromosomes. Their sperms and eggs will have 23 chromosomes each.
संबंधित प्रश्न
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.
Answer the following question in your own words.
What is meant by ‘chromosome’?
Choose the correct answer:
Minimum coiling in chromosome is at ______________
Choose the correct answer:
If after karyokinesis, cytokinesis does not occur, then result would be _____________
Write a sentence of the following:
Sheath
Choose the correct answer:
Chromosomes are thin and thread like at __________
Choose the correct answer:
Thick short chromosomes can be observed at (in mitosis) ___________
What is the importance of meiosis?
Explain the Term Leptotene
Give Technical Terms
The phase of meiosis at which homologous chromosomes are separated.
Complete the following sentence with appropriate word :
The spindle fibers are made of _______.
Multiple Choice Question:
How many chromosomes are found in a cell of humans?
Multiple Choice Question:
The period between two successive mitotic divisions is
Name the following:
Pairs of chromosomes, present in human egg cells.
Name the following:
Pair of genes responsible for a particular characteristic.
Write the functional activity of the following structure:
Chromosomes
The region of the chromosome where the spindle fibres get attached during cell division ______
Small swellings on the surface of the chromosome are called______.
Define Aneuploidy.
Given below is a set of four term. Choose the odd one and write the category of the remaining term:
