In 1978, Arber, Smith, and Nathans won the Nobel Prize in Physiology and Medicine for work with restriction enzymes. Which of the following can still be performed without using these enzymes?
A) PCR of whole genomes
B) genetic mapping
C) sequence cloning
D) vector packaging
E) making recombinant DNA
B
You might also like to view...
Assume that an mRNA molecule beginning with an AUG is made that is complementary to this DNAsequence:3
'?CTTACATGGCATCC?5' See the genetic code table above. The second codon (counting the start codon as the first codon) directs incorporation of which amino acid in the polypeptide?
a. asparagine b. tyrosine c. arginine d. proline e. cysteine
The blastopore develops into which structure in protostomes?
a. anus b. mouth c. limbs d. heart
If you were unable to produce tears:a
you would be more vulnerable to infections by gram negative bacteria. b. you would not produce lysozyme. c. your level of defensins would be decreased. d. you would lose a first line of defense against bacteria. e. you would not produce lysozyme, and you would be more vulnerable to infections by gram-positive bacteria
Which one of the following is TRUE regarding bone repair?
A) Fibrocartilage degenerates where the two broken ends of the bone were once together. B) Osteoblasts convert cartilage to bone in the injured area. C) Immediately after breaking a bone, a hematoma breaks free from the injured area. D) Bones heal more quickly as individuals age. E) The repaired area of a bone is much thinner than the original bone.