7. Telomeres are important structures at the ends of linear eukaryotic chromosomes. Which statement(s) is/are NOT ture? (A) They protect chromosome ends from degradation and fusion. (B) They consist of repetitive DNA sequences. (C) Telomerase is a reverse transcriptase that carries its own RNA template. (D) Telomerase activity is typically high in somatic cells but low in cancer cells. (E) They solve the "end-replication problem" of the lagging strand.