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The term “chromosomes” literally means ______.
Correct the following statement if there is any mistake:
Genes are specific sequences of bases on a chromosome .
Choose the correct answer:
Chromosome is most coiled at (in mitosis) ____________
Write a sentence of the following:
Centromere
The number of chromosomes in a certain type of cell division is halved. This kind of cell division occurs in ______.
Differentiate between
Chromatin and Chromosome.
Explain the Term Centrioles
Explain the Term Chromosomes
Complete the following sentence with appropriate word :
The spindle fibers are made of _______.
With the help of a neat labelled diagram, describe the structure of chromosome.
Define euploidy.
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 ______
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
Small swellings on the surface of the chromosome are called______.
In the human male, a sperm contains autosomes and ______.
