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प्रश्न
Give Reason:
The Law of independent assortment holds good for the gene pairs that occur in different pairs of chromosomes.
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उत्तर
It is a chromosome and not the individual gene which segregates during gamete formation.
संबंधित प्रश्न
Name the sex chromosomes in human males and females
What are genes?
State the difference between:
Chromosome and chromatid
“First meiotic division is the reduction division” what does the word ‘reduction’ refer to in this statement?
Choose the correct answer:
Chromosomes appear at equator in ____________
Choose the correct answer:
Chromosomes are thin and thread like at __________
Enumerate the various changes that occur in the nucleus of the cell during anaphase of mitotic division.
What is the importance of meiosis?
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.
Write the functional activity of the following structure:
Spindle fibers
Complete the following sentence with appropriate word:
The chromosomal theory of inheritance was proposed by ____________in 1902.
Complete the following sentence with appropriate word:
The number of chromosomes in humans is ________.
What is allosome?
Long answer type question.
Describe the different types of chromosomes.
Nullisomy is represented by ______.
Describe the structure of sex chromosomes with the help of labelled diagram.
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'.
Given below is a set of four term. Choose the odd one and write the category of the remaining term:
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.
