Bioinformatics Mcqs

Page No. 86

In nondividing cells, a mixture of lightly and darkly stained chromosomal regions called euchromatin and heterochromatin respectively, are observed.


aTrue

✖


bFalse

✓


ceither ture and false

✖


dnone of these

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View Answer False

Minisatellites are made up of repeat units of up to ____ and microsatellites compose of repeat units of ____ or less.


a25 bp, 10 bp

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b70 bp, 6 bp

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c80 bp, 9 bp

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d25 bp, 4 bp

✓


View Answer 25 bp, 4 bp

Most of the repetitive DNA is found near the open ends of chromosomes.


aTrue

✖


b False

✓


ceither ture and false

✖


dnone of these

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View Answer False

The sequences of satellite DNA fall into different types, each with a different repeat unit of length _____


a5–400 Mbp

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b3–300 kbp

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c6–900 Mbp

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d5–200 bp

✓


View Answer 5–200 bp

Prokaryotic genomes commonly have tandem repeats of sequences and include introns in protein-coding genes.


aTrue

✓


bFalse

✖


ceither ture and false

✖


dnone of these

✖


View Answer True

Telomeres hold newly replicated daughter chromosomes together.


aTrue

✖


bFalse

✖


ceither true and false

✖


dnone of these

✖


View Answer False

Computational resources can facilitate the analysis of bacterial genomes.


aTrue

✓


bFalse

✖


ceither ture and false

✖


dnone of these

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View Answer True

The intron structure of genes in a particular eukaryote is used for predicting the location of genes of genome sequences.


aTrue

✓


b False

✖


ceither true and false

✖


dnone of these

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View Answer True

Introns can remain at a corresponding position in a eukaryotic gene for long periods of evolutionary time.


aTrue

✓


bFalse

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ceither ture and false

✖


dnone of these

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View Answer True

Eukaryotic genes that encode proteins are interrupted by ________


aexons of varying length and number

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bintrons of varying length and number

✓


cexons of varying length and but same number

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dintrons of varying number but same length

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