The primers in PCR are
A. synthetic DNA oligonucleotides.
B. bacterial enzymes.
C. reverse transcriptases.
D. short RNA strands.
E. DNA polymerases.
Answer: A
You might also like to view...
Replication of a bacterial chromosome begins at a specific region called the ____
a. ter b. replication fork c. beg d. ori e. rep
Plants generally take up nitrogen for their use mainly as
a. NH4 +. b. CN. c. N2. d. NH3. e. NO3
Vertebrate forelimbs do not show homology
for the following:a. bone structure. b. blood vessel pattern. c. nerve pattern. d. muscle pattern. e. homology exists for all of these.
Which of the following describes a way that breast cancer influences the physiology of the body?
A. Tumor growth that disrupts the ducts leading to the nipples may result in discharge leaking from the breasts. B. Breast cancer may cause fatigue and a lack of energy. C. The lymph nodes underneath the arms may become swollen and painful to touch, indicating the cancer has invaded them. D. Lumps may be found in breast tissue as tumors form and grow. E. Metastasis to the bones of the body can cause bone pain and easy fracturing. F. All of these choices are correct.