4. Yeast artificial chromosomes (YACs) are used for cloning: (A) large segments of DNA (B) mRNA (C) bacterial DNA (D) yeast DNA
4. Yeast artificial chromosomes (YACs) are used for cloning:
(A) large segments of DNA
(B) mRNA
(C) bacterial DNA
(D) yeast DNA
Answer
Answer: (A) large segments of DNA
Explanation: YACs are used to clone large DNA fragments because they can accommodate large inserts. They are not used for cloning mRNA, bacterial DNA, or yeast DNA specifically.