A ddNTP, used often in DNA sequencing, lacks a(n) ________ at the ________ and ________ carbons
A) methyl; 2'; 3'
B) carboxyl; 5'; 3'
C) OH; 2'; 3'
D) OH; 2'; 5'
E) None of the listed answers is correct.
C
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A three-base sequence (loop) in tRNA that is complementary to a three-base sequence in mRNA is
a codon an anticodon a promoter a terminator an amino acid attachment site
If one side of a DNA molecule has the bases CGAT, the opposite side would have the bases _____
Fill in the blank(s) with the appropriate word(s).
The pectoral girdle is composed of the ________, or shoulder blades, and the collarbones
Fill in the blank(s) with correct word
The first gene therapy experiments were undertaken in an attempt to cure otherwise fatal genetic diseases in children. What type of incurable genetic disease was the first gene therapy trial attempting to cure?
A) immune deficiency B) cancer C) cystic fibrosis D) Tay-Sachs E) epidermolysis bullosa