Which of the following CANNOT be repaired by nucleotide excision repair (NER)?
A. ultraviolet-induced damage
B. chemically modified bases
C. missing bases
D. mismatched bases
E. pyrimidine dimers
D. mismatched bases
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During the process of eukaryotic mRNA degradation, all of the following occur except:
A. The poly(A) tail is lengthened. B. The 5' cap is removed. C. The exosome degrades the molecule to component nucleotides. D. Localization to processing bodies occurs.
Which hormone induces male secondary sex characteristics and when used excessively could lead to overly aggressive behavior.
A. estradiol B. progesterone C. testosterone D. cortisol E. growth hormone
Plant breeders induce polyploidy in plants by using ________
a. selective breeding b. colchicine c. grafting d. tissue culture
Visible expression of a genotype—e.g., brown eyes or attached earlobes.
What will be an ideal response?