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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.
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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.
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Chromosomes vary widely between different ________.
Chromosomes vary widely between different ________.
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The DNA molecule in a chromosome may be circular or ________.
The DNA molecule in a chromosome may be circular or ________.
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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 - ________.
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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.
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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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