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E. Strasburger in 1875 first discovered thread-like structures during cell division, which were called ________ due to their affinity for basic dyes.
E. Strasburger in 1875 first discovered thread-like structures during cell division, which were called ________ due to their affinity for basic dyes.
chromosomes
The term 'chromosome' is derived from the Greek words chrom = colour, and soma = ________.
The term 'chromosome' is derived from the Greek words chrom = colour, and soma = ________.
body
The structure of a chromosome consists of organized DNA and ________.
The structure of a chromosome consists of organized DNA and ________.
protein
Chromosomes carry the ________ which are the hereditary material.
Chromosomes carry the ________ which are the hereditary material.
A chromosome is a single piece of coiled DNA containing many ________, regulatory elements, and other nucleotide sequences.
A chromosome is a single piece of coiled DNA containing many ________, regulatory elements, and other nucleotide sequences.
Chromosomes vary widely between different ________.
Chromosomes vary widely between different ________.
The DNA molecule in a chromosome may be circular or ________.
The DNA molecule in a chromosome may be circular or ________.
Chromosomes are very strongly stained by particular dyes due to their property of being colored, hence the name 'chromosome' from chroma - color and soma - ________.
Chromosomes are very strongly stained by particular dyes due to their property of being colored, hence the name 'chromosome' from chroma - color and soma - ________.
The DNA in chromosomes can be composed of 10,000 to 1,000,000,000 ________ in a long chain.
The DNA in chromosomes can be composed of 10,000 to 1,000,000,000 ________ in a long chain.
Chromosomes have greater constancy than any other cell component, maintaining their special qualities from one cell generation to another, and contribute to the division of cells as they carry the ________.
Chromosomes have greater constancy than any other cell component, maintaining their special qualities from one cell generation to another, and contribute to the division of cells as they carry the ________.
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