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प्रश्न
Humans have 46 chromosomes. Their sperms and eggs will have ______ chromosomes each.
उत्तर
Humans have 46 chromosomes. Their sperms and eggs will have 23 chromosomes each.
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संबंधित प्रश्न
The term “chromosomes” literally means ______.
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
Mention whether the following statement is (T) Or (F). Give reason in support of your answer.
The unfertilized human egg has half the number of chromosomes of the body cells.
Answer the following question in your own words.
What is meant by ‘chromosome’?
Mention the contribution of the scientist given below in the study of chromosome:
Waldeyer
What is the importance of meiosis in creating variations?
Identify the stages of meiosven below and label them.
Name the following:
The part of the cell associated with heredity.
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.
State the Location: Chromosomes
Give Reason:
The Law of independent assortment holds good for the gene pairs that occur in different pairs of chromosomes.
Name the following:
The number of chromosomes present in human gametes.
Multiple Choice Question
Chromosomal aberrations are caused by:
Define euploidy.
The centromere is found at the centre of the ______ chromosome.
______ is a sudden permanent heritable change that can occur in the gene, in the chromosome or chromosome number.
Which of the following type of chromosomes has only one telomere?
The two non-sister chromatids of a paired chromosome are attached to each other at ______ during the process of crossing over.
