n the CRISPR system of bacteria, the spacer is a(n): A. bacterial gene B. bacterial enzyme C. piece of phage DNA D. inactive vir

Question

Svetradugi [14.3K]

2 years ago

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n the CRISPR system of bacteria, the spacer is a(n): A. bacterial gene B. bacterial enzyme C. piece of phage DNA D. inactive vir

al RNA E. cascade protein

Biology

1 answer:

Volgvan · Answer 1 · 2022-09-24T23:01:19+03:00

Answer:

Option D

Explanation:

Bits of DNA that are interspersed among these repeated sequences are called spacers. Regarding to bacteria, the spacers are taken from viruses that previously attacked the organism. They serve as a bank of memories, which enables bacteria to recognize the viruses and fight against future attacks.