Which of the following is TRUE regarding telomerase? 75. A) Telomerase allows fo

Question

Which of the following is TRUE regarding telomerase? 75. A) Telomerase allows for extension of the lagging strandtemplate stranaheis B) Telomerase is needed due to a gap that remains from lagging C) Telomerase is normally inactive in adult somatic cells D) Telomerase contains a built-in RNA template. E) all of the above strand/template strand of DNA strand synthesis. 76. Which of the following mutations is a consequence of DNA e A) adenine ? guanine B) thymine dimer C) nucleotide deletion D) cytosine trimer E) none of the above 77. Inherited defects in nucleotide excision repair are a known cause of what diseasel B) diabetes C)AIDS D) albinism E) heart disease 78. What is the definition of a mutation? A) an error in transcription B) a change in the DNA code C) a phenotypic changse D) a defect in translation E) none of the above 79. Which of the following summarizes the correct order of events in the Central Dogma? A) mRNA to DNA to protein B) DNA to mRNA to protein C) protein to mRNA to DNA D) DNA to protein to mRNA E) mRNA to protein to DNA 80. Transcription can produce which of the following molecules? A) mRNA B) rRNA C) tRNA D) A and B E) all of the above 81. The DNA sequence that is required for the initiation of transcription is called the A) replicator sequence. B) terminator sequence C) start codon. D) intron sequence. E) promoter sequence.

Explanation / Answer

75. all the above

76. thymine dimer

77. xeroderma pigmentosum

78. change in DNA code

79. DNA to mRNA to protein

80. mRNA

81. promoter sequence

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