Satellite DNA Quiz

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Questions and Answers

What is the main component of functional centromere?

Satellite DNA is the main component of functional centromere.

What is satellite DNA composed of?

Satellite DNA consists of very large arrays of tandemly repeating, non-coding DNA.

What is the significance of the name 'satellite DNA'?

The name 'satellite DNA' refers to how repetitions of a short DNA sequence tend to produce a different frequency of the nucleotides and thus have a different density from bulk DNA, forming a second or 'satellite' band when genomic DNA is separated on a density gradient.

What are the three types of satellite DNA in humans and where are they located?

<p>The three types of satellite DNA in humans are α (alphoid DNA), β, and satellite 3. They are located on various chromosomes and regions including centromeres and heterochromatin.</p> Signup and view all the answers