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प्रश्न
The number of chromosomes in a certain type of cell division is halved. This kind of cell division occurs in ______.
विकल्प
Only testis
Only ovary
Both ovary and testis
All body cells
उत्तर
The number of chromosomes in a certain type of cell division is halved. This kind of cell division occurs in both ovary and testis.
Explanation:
Meiosis is the halving of the number of chromosomes in sex cells or gametes. It occurs in the reproductive organs, specifically the testis and ovary.
APPEARS IN
संबंधित प्रश्न
Name the following:
The number of chromosomes present in a nerve cell of a human being.
What are genes?
“First meiotic division is the reduction division” what does the word ‘reduction’ refer to in this statement?
Choose the correct answer:
During mitosis which of the following disintegrate ___________
Mention the contribution of the scientist given below in the study of chromosome:
Strasburger
Mention the contribution of the scientist given below in the study of chromosome:
Balbiani
Choose the correct answer:
Chromosome number of man is _____________
Choose the correct answer:
Sex of an individual is determined by ____________
Give Technical Terms
The stage at which synapsis in chromosomes to form bivalents.
Complete the following sentence with appropriate word :
The spindle fibers are made of _______.
Write the functional activity of the following structure:
Chromosomes
Long answer type question.
Describe the different types of chromosomes.
The centromere is found at the centre of the ______ chromosome.
Which of the following type of chromosomes has only one telomere?
Normally, genes occur in a pair of chromosome, but genes of X and Y chromosomes shows different gene loci indicating ______.
After a mitotic cell division, a human female cell will have ______.
Define the following term:
Chromatid
Distinguish between the following pair:
Karyotype and Karyokinesis
