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Question
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Solution
Chromosomes are the thread like structures or chromatin material present inside the nucleus.
Chromosomes are so called because they take up certain basic dye and stain very rapidly. The word chromosome comes from two words "chromos" meaning colour and "soma" meaning body.
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RELATED QUESTIONS
Humans have 46 chromosomes. Their sperms and eggs will have ______ chromosomes each.
Choose the correct answer:
Minimum coiling in chromosome is at ______________
Choose the correct answer:
During mitosis which of the following disintegrate ___________
Differentiate between
Gametic meiosis and Zygotic meiosis.
Complete the following sentence with appropriate word :
Polytene chromosomes are found in _________ of fly larvae.
Multiple Choice Question:
The period between two successive mitotic divisions is
State the Location: Chromosomes
Name the following:
The diploid number for cell of man.
Give Technical Term:
Transmission of characters through generations.
Complete the following sentence with appropriate word:
The chromosomal theory of inheritance was proposed by ____________in 1902.
Column ‘II’ is a list of items related to ideas in Column ‘I’. Match the term in Column ‘II’ with a suitable idea given in Column ‘I’.
| Column I | Column II |
| Genetics | Chromosomes are similar in size and shape. |
| Autosomes | The alternative forms of a gene. |
| Recessive gene | Study of laws of inheritance of characters |
| Allele | A gene that can express only when in a similar pair. |
| Homologous chromosomes | Chromosomes are other than the pair of sex chromosomes. |
With the help of a neat labelled diagram, describe the structure of chromosome.
Identify the odd one:-
The centromere is found at the centre of the ______ chromosome.
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 ______.
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?
Define the following term:
Chromatid
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.
