In many eukaryotes, there are repetitive sequences called telomeres at the ends of chromosomes.After successive rounds of DNA replication, the _______ strand becomes shorter.In some cells, an enzyme called _______ repairs the shortened strand.
A) lagging; telomerase
B) leading; DNA polymerase I
C) leading; replicase
D) lagging; DNA polymerase I
E) leading; telomerase

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The Answer of In many eukaryotes, there are repetitive sequences called telomeres at the ends of chromosomes.After successive rounds of DNA replication, the _______ strand becomes shorter.In some cells, an enzyme called _______ repairs the shortened strand.
A) lagging; telomerase
B) leading; DNA polymerase I
C) leading; replicase
D) lagging; DNA polymerase I
E) leading; telomerase

In Many Eukaryotes, There Are Repetitive Sequences Called Telomeres at the Ends