Contrast the structure of SINE and LINE DNA sequences.
Why are LINEs referred to as retrotransposons?
Use the terms in bold to fill the appropriate blanks to complete
the sentences.
they contain genes for transposition
100,000
unique
about 6 kb
repetitive
1,500,000
their mechanism of transposition resembles that used by
retroviruses
less than 500 base pairs long
Long interspersed elements (LINEs) are ________ transposable DNA
sequences in humans. The most prominent family, designated L1, is
________ each and is represented...