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प्रश्न
Write a sentence of the following:
Centromere
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उत्तर
Centromere - A constriction in the chromosome is called centromere.
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संबंधित प्रश्न
Give appropriate biological or technical terms for the following :
The condition in which a pair of chromosomes carries similar alleles of a particular character.
Choose the best option out of the four alternatives a, b, c and d
Question 1:
The number of chromosomes in a certain type of cell division is halved. This kind of cell
division occurs in.
(a) Only testis
(b) Only ovary
(c) Both ovary and testis
(d) All body cells
Choose the correct answer:
Chromosomes number is halved in _____________
Mention the contribution of the scientist given below in the study of chromosome:
Balbiani
Enumerate the various changes that occur in the nucleus of the cell during anaphase of mitotic division.
Give Reasons for the following
The meiosis is called reductional division
Give Technical Terms
The stage at which chromosomes occurs reach the opposite poles.
Give Technical Terms
The stage at which synapsis in chromosomes to form bivalents.
Complete the following sentence with appropriate word :
Polytene chromosomes are found in _________ of fly larvae.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Chromosomes other than sex-chromosomes are autonomous.
Multiple Choice Question:
The disappearance of spindle and uncoiling of chromosomes takes place in
Name the following:
The diploid number for cell of man.
With the help of a neat labelled diagram, describe the structure of chromosome.
In humans, the sex chromosome complement is
Give the example of X- monosomy you have studied.
The centromere is found at the centre of the ______ chromosome.
Which of the following is TRUE with respect to the genes which inherit together during crossing over?
After a mitotic cell division, a human female cell will have ______.
