Advertisements
Advertisements
Question
Name the following:
The number of chromosomes present in a nerve cell of a human being.
Solution
46 (23 pairs)
APPEARS IN
RELATED QUESTIONS
Correct the following statement if there is any mistake:
Genes are specific sequences of bases on a chromosome .
Humans have 46 chromosomes. Their sperms and eggs will have ______ chromosomes each.
Chromosomes are mainly made up of ______.
Choose the correct answer:
Minimum coiling in chromosome is at ______________
Choose the correct answer:
If after karyokinesis, cytokinesis does not occur, then result would be _____________
Choose the correct answer:
Chromosome is most coiled at (in mitosis) ________________
Choose the correct answer:
The term 'chromosome' was coined by ___________
Choose the correct answer:
Chromosomes are thin and thread like at __________
Choose the correct answer:
Chromosome number of man is _____________
Give Reasons for the following
Chromosomes are the carriers of heredity.
Draw a duplicate chromosome and label its part.
Complete the following sentence with appropriate word :
The spindle fibers are made of _______.
Complete the following sentence with appropriate word :
The pairing of homologous chromosomes is called _______.
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.
Some of the chromosomes have an elongated knob-like appendages known as telomere.
Identify the TRUE statements with respect to aneuploidy.
- When the chromosome number is not the exact multiple of the haploid set, it is described as aneuploidy.
- Aneuploidy is only addition of one or more chromosome(s) to the total number of chromosomes in a cell.
- Aneuploidy is further classified as hypoploidy and hyperploidy.
Which of the following is TRUE with respect to the genes which inherit together during crossing over?
Differentiate between X-chromosome and Y-chromosome with reference to –
- length of non-homologous regions
- type as per the position of the centromere
