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Question
The component which is in the nuclei of cells and carries the hereditary characteristics is called ______.
Options
Inheritance
sexual reproduction
asexual reproduction
chromosomes
DNA
RNA
gene
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Solution
The component which is in the nuclei of cells and carries the hereditary characteristics is called a chromosome.
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RELATED QUESTIONS
Chromosomes get aligned at the centre of the cell during:
A. Metaphase
B. Anaphase
C. Prophase
D. Telophase
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Chromosome is most coiled at (in mitosis) ____________
Write a sentence of the following:
Centromere
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Chromosome number of man is _____________
Enumerate the various changes that occur in the nucleus of the cell during prophase.
Draw a duplicate chromosome and label its part.
Explain the Term Chromosomes
Name the following:
The part of the cell associated with heredity.
Complete the following sentence with appropriate word :
The spindle fibers are made of _______.
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 are the thickest and shortest in telophase.
Name the following:
The pattern of arrangement of genes along a chromosome.
Complete the following sentence with appropriate word:
The chromosomal theory of inheritance was proposed by ____________in 1902.
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.
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.
Generally, the recessive character is expressed only when present in a double recessive condition i.e. homozygous condition. However, a single recessive gene can express itself in human beings when the gene is present on ______
After a mitotic cell division, a human female cell will have ______.
