Sanger sequencing is based on the order in which ddNTPs are added to a growing polynucleotide. Why are ddNTPs integral to the Sanger sequencing method?
A) They have a 2? hydroxyl that allows for extension of the polynucleotide.
B) They do not have a 2? hydroxyl, which does not allow the extension of the polynucleotide.
C) They do not have a 3? hydroxyl, which does not allow the extension of the polynucleotide.
D) They have a 3? hydroxyl that allows for extension of the polynucleotide.
Answer: C
You might also like to view...
Fertilization occurs in the ____
a. ovary b. uterus c. vagina d. oviduct e. follicle
Nitrification ____
a. converts ammonium into nitrates b. reduces nitrates to nitrites c. converts nitrogenous compounds into free nitrogen d. converts atmospheric nitrogen to ammonia e. reduces ammonia to ammonium
Bile
a. has no effect on digestion. b. helps in the digestion of fats. c. helps in the digestion of carbohydrates. d. helps in the digestion of proteins. e. helps in the digestion of nucleic acids
A condition in which the placenta forms in the lower half of the uterus and covers the cervix, which may result in premature birth or maternal hemorrhage, is called ________
A) placenta previa B) colostrum C) cesarean section D) neural tube