Asked by martha

What are introns and exons? also what is a peptidoglycan( i hope i spelled that right)

Answers

Answered by Ms. Sue
http://en.wikipedia.org/wiki/Exon

http://en.wikipedia.org/wiki/Intron

http://en.wikipedia.org/wiki/Peptidoglycan


Answered by martha
thanks the peptidoglycan is pretty clear. but, do you think you could explain the difference between an exon and intron?? in more simple terms
Answered by Ms. Sue
http://www.thefreedictionary.com/intron

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